23011110131 has 2 divisors, whose sum is σ = 23011110132. Its totient is φ = 23011110130.

The previous prime is 23011110091. The next prime is 23011110167. The reversal of 23011110131 is 13101111032.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23011110131 is a prime.

It is a super-2 number, since 2×23011110131² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23011110431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11505555065 + 11505555066.

It is an arithmetic number, because the mean of its divisors is an integer number (11505555066).

Almost surely, 2^23011110131 is an apocalyptic number.

23011110131 is a deficient number, since it is larger than the sum of its proper divisors (1).

23011110131 is an equidigital number, since it uses as much as digits as its factorization.

23011110131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 23011110131 its reverse (13101111032), we get a palindrome (36112221163).

Subtracting from 23011110131 its reverse (13101111032), we obtain a palindrome (9909999099).

The spelling of 23011110131 in words is "twenty-three billion, eleven million, one hundred ten thousand, one hundred thirty-one".