You write it as 1,30,00,000.
9/11/2010
1300000000
20,00,00,000
200,00,00,000
120000000
35,00,000.
70,00,000
70,00,00,00,00,000
Assuming that "cores" is your fail at typing crores, the answer is 145000000.
12434,00,00,000
132.7495 in two significant figures is 130.
130 crores
1210193422 = 121.019 crores
In figures 130,000,000,000 In words 'One hundred and thirty billion'.