Phone [Q] need help regarding factory reset of micromax a110 :(

I was doing factory reset of my micromax a110, but its been more than 2days the phone is still doing the factory reset, even I tried to switch it off by pulling out the battery but nothing is happening.. Same thing is showing..
Formatting data....
Formatting cache....

Now what to do?? I am confused please help, its urgent..

Thanks..!!