23312213513131 has 16 divisors (see below), whose sum is σ = 25436967917760. Its totient is φ = 21277584440320.

The previous prime is 23312213513129. The next prime is 23312213513153. The reversal of 23312213513131 is 13131531221332.

It is a cyclic number.

It is not a de Polignac number, because 23312213513131 - 2¹ = 23312213513129 is a prime.

It is a super-2 number, since 2×23312213513131² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23312213513093 and 23312213513102.

It is not an unprimeable number, because it can be changed into a prime (23312213513111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100022836 + ... + 100255633.

It is an arithmetic number, because the mean of its divisors is an integer number (1589810494860).

Almost surely, 2^{23312213513131} is an apocalyptic number.

23312213513131 is a deficient number, since it is larger than the sum of its proper divisors (2124754404629).

23312213513131 is a wasteful number, since it uses less digits than its factorization.

23312213513131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200278694.

The product of its digits is 9720, while the sum is 31.

Adding to 23312213513131 its reverse (13131531221332), we get a palindrome (36443744734463).

The spelling of 23312213513131 in words is "twenty-three trillion, three hundred twelve billion, two hundred thirteen million, five hundred thirteen thousand, one hundred thirty-one".