23020133131 has 2 divisors, whose sum is σ = 23020133132. Its totient is φ = 23020133130.

The previous prime is 23020133111. The next prime is 23020133137. The reversal of 23020133131 is 13133102032.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23020133131 - 2⁵ = 23020133099 is a prime.

It is a super-2 number, since 2×23020133131² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23020133099 and 23020133108.

It is not a weakly prime, because it can be changed into another prime (23020133137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11510066565 + 11510066566.

It is an arithmetic number, because the mean of its divisors is an integer number (11510066566).

Almost surely, 2^23020133131 is an apocalyptic number.

23020133131 is a deficient number, since it is larger than the sum of its proper divisors (1).

23020133131 is an equidigital number, since it uses as much as digits as its factorization.

23020133131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 23020133131 its reverse (13133102032), we get a palindrome (36153235163).

The spelling of 23020133131 in words is "twenty-three billion, twenty million, one hundred thirty-three thousand, one hundred thirty-one".