23313045131 has 2 divisors, whose sum is σ = 23313045132. Its totient is φ = 23313045130.

The previous prime is 23313045127. The next prime is 23313045169. The reversal of 23313045131 is 13154031332.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23313045131 - 2² = 23313045127 is a prime.

It is a super-2 number, since 2×23313045131² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23313045131.

It is not a weakly prime, because it can be changed into another prime (23313045121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11656522565 + 11656522566.

It is an arithmetic number, because the mean of its divisors is an integer number (11656522566).

Almost surely, 2^23313045131 is an apocalyptic number.

23313045131 is a deficient number, since it is larger than the sum of its proper divisors (1).

23313045131 is an equidigital number, since it uses as much as digits as its factorization.

23313045131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 26.

Adding to 23313045131 its reverse (13154031332), we get a palindrome (36467076463).

The spelling of 23313045131 in words is "twenty-three billion, three hundred thirteen million, forty-five thousand, one hundred thirty-one".