23022121312131 has 16 divisors (see below), whose sum is σ = 30830907722400. Its totient is φ = 15280710939648.

The previous prime is 23022121312019. The next prime is 23022121312139. The reversal of 23022121312131 is 13121312122032.

It is not a de Polignac number, because 23022121312131 - 2³⁹ = 22472365498243 is a prime.

It is a super-2 number, since 2×23022121312131² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23022121312139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31805385 + ... + 32521173.

It is an arithmetic number, because the mean of its divisors is an integer number (1926931732650).

Almost surely, 2^{23022121312131} is an apocalyptic number.

23022121312131 is a deficient number, since it is larger than the sum of its proper divisors (7808786410269).

23022121312131 is a wasteful number, since it uses less digits than its factorization.

23022121312131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 762838.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 23022121312131 its reverse (13121312122032), we get a palindrome (36143433434163).

The spelling of 23022121312131 in words is "twenty-three trillion, twenty-two billion, one hundred twenty-one million, three hundred twelve thousand, one hundred thirty-one".