2120323103210 has 16 divisors (see below), whose sum is σ = 4110164784936. Its totient is φ = 782888530368.

The previous prime is 2120323103203. The next prime is 2120323103231. The reversal of 2120323103210 is 123013230212.

It can be written as a sum of positive squares in 4 ways, for example, as 1156586249809 + 963736853401 = 1075447^2 + 981701^2 .

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, 8155088729 + ... + 8155088988.

Almost surely, 2^{2120323103210} is an apocalyptic number.

2120323103210 is a deficient number, since it is larger than the sum of its proper divisors (1989841681726).

2120323103210 is a wasteful number, since it uses less digits than its factorization.

2120323103210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16310177737.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 2120323103210 its reverse (123013230212), we get a palindrome (2243336333422).

The spelling of 2120323103210 in words is "two trillion, one hundred twenty billion, three hundred twenty-three million, one hundred three thousand, two hundred ten".