1 googol is 10100, so 10 googol is 101 * 10100 = 10101: written 1, followed by 101 zeros.
The number is spelled googol. To write it in number format, write a 1, followed by one hundred zeros.
mx
To write a googolplex down, you would have to make a one, followed by ten thousand trillion, trillion, trillion, trillion, trillion, trillion, trillion, trillion, zeroes. There are no named numbers past googol plex, but you could write 'googol plex and one, googol plex and two,' and so on.
It is a googol.
2010 = two thousand ten.
You would write that 0.0001.
You would write it as 10,010
It is simply: M that equals 1000
0.0035
4.015
10100.
XII-I-MMX