2120110013012 has 12 divisors (see below), whose sum is σ = 3838130196180. Its totient is φ = 1023501385536.

The previous prime is 2120110012973. The next prime is 2120110013017. The reversal of 2120110013012 is 2103100110212.

It can be written as a sum of positive squares in 2 ways, for example, as 1479079198276 + 641030814736 = 1216174^2 + 800644^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120110013017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9138405113 + ... + 9138405344.

It is an arithmetic number, because the mean of its divisors is an integer number (319844183015).

Almost surely, 2^{2120110013012} is an apocalyptic number.

It is an amenable number.

2120110013012 is a deficient number, since it is larger than the sum of its proper divisors (1718020183168).

2120110013012 is a wasteful number, since it uses less digits than its factorization.

2120110013012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18276810490 (or 18276810488 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 2120110013012 its reverse (2103100110212), we get a palindrome (4223210123224).

The spelling of 2120110013012 in words is "two trillion, one hundred twenty billion, one hundred ten million, thirteen thousand, twelve".