2122131231130 has 16 divisors (see below), whose sum is σ = 4044532464360. Its totient is φ = 798919992832.

The previous prime is 2122131231127. The next prime is 2122131231131. The reversal of 2122131231130 is 311321312212.

It can be written as a sum of positive squares in 4 ways, for example, as 2022399696321 + 99731534809 = 1422111^2 + 315803^2 .

It is not an unprimeable number, because it can be changed into a prime (2122131231131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6241562275 + ... + 6241562614.

Almost surely, 2^{2122131231130} is an apocalyptic number.

2122131231130 is a deficient number, since it is larger than the sum of its proper divisors (1922401233230).

2122131231130 is a wasteful number, since it uses less digits than its factorization.

2122131231130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12483124913.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 2122131231130 its reverse (311321312212), we get a palindrome (2433452543342).

The spelling of 2122131231130 in words is "two trillion, one hundred twenty-two billion, one hundred thirty-one million, two hundred thirty-one thousand, one hundred thirty".