2120120020210 has 16 divisors (see below), whose sum is σ = 3827540125656. Its totient is φ = 845531543808.

The previous prime is 2120120020177. The next prime is 2120120020223. The reversal of 2120120020210 is 120200210212.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 856422535761 + 1263697484449 = 925431^2 + 1124143^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 314554497 + ... + 314561236.

Almost surely, 2^{2120120020210} is an apocalyptic number.

2120120020210 is a deficient number, since it is larger than the sum of its proper divisors (1707420105446).

2120120020210 is a wasteful number, since it uses less digits than its factorization.

2120120020210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 629116077.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2120120020210 its reverse (120200210212), we get a palindrome (2240320230422).

The spelling of 2120120020210 in words is "two trillion, one hundred twenty billion, one hundred twenty million, twenty thousand, two hundred ten".