How many songs are in the album "Hariharan Hits at Deva Music" by Hariharan?

There are a total of 20 songs in "Hariharan Hits at Deva Music".

When was the album "Hariharan Hits at Deva Music" by Hariharan released?

"Hariharan Hits at Deva Music" was released on May 22, 2013.

#	Track	Artist	Key	Camelot	BPM
1	Paatukku Palaivanam (From Ananda Poonkaatrae)	Hariharan, Krishnaraj	F Major	7B	142
2	Mottu Onru (From Kushi)	Hariharan, Sadhana Sargam	D♭ Major	3B	111
3	Aval Varuvala (From Naerukku Naer)	Hariharan, Shahul Mameed	G Minor	6A	80
4	Akasavaani (From Priyamudan)	Hariharan	A♭ Major	4B	156
5	Kanchipattu Chellakatti (From Rettai Jadai Vayasu)	Hariharan	D♭ Major	3B	106
6	Indha Nimisham (From Hello)	Hariharan, K. S. Chithra	E Minor	9A	107
7	Vinothamaanavalae (From Lovely)	Hariharan, Sujatha	D Major	10B	109
8	Anbaey (From Nenjinilea)	Hariharan	A♭ Major	4B	90
9	Semmeena Vinmeena (From Ananda Poonkaatrae)	Hariharan	D♭ Major	3B	87
10	Yen Manase (From Anandha Mazhai)	Hariharan	A♭ Minor	1A	100
11	Yaro Azhaithathu (From Sishya)	Hariharan, Uma Ramanan	D Major	10B	90
12	Oru Ponnu Onnu (From Kushi)	Hariharan, Anuradha Sriram	A♭ Minor	1A	94
13	Kombu Mulaitha (From Virumbukiren)	Hariharan, Sophi Satish	D♭ Minor	12A	112
14	Engengey (From Naerukku Naer)	Asha Bhosle, Hariharan	D♭ Major	3B	115
15	Solaikuyil (From Ananda Poonkaatrae)	Hariharan, Sujatha	D Major	10B	146
16	Manasae (From Nenjinilea)	Hariharan, Sadhana Sargam	G Major	9B	129
17	Vinothamaanavala (From Lovely)	Hariharan	D Major	10B	109
18	Thigu Thigura (From Sishya)	Hariharan	A Major	11B	85
19	Orunaal Unai Vizhigal (From Anandha Mazhai)	Hariharan	D Minor	7A	100
20	Vaikasi (From Ananda Poonkaatrae)	Hariharan	G Major	9B	150