23112323291 has 2 divisors, whose sum is σ = 23112323292. Its totient is φ = 23112323290.

The previous prime is 23112323281. The next prime is 23112323371. The reversal of 23112323291 is 19232321132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23112323291 - 2²² = 23108128987 is a prime.

It is not a weakly prime, because it can be changed into another prime (23112323231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11556161645 + 11556161646.

It is an arithmetic number, because the mean of its divisors is an integer number (11556161646).

Almost surely, 2^23112323291 is an apocalyptic number.

23112323291 is a deficient number, since it is larger than the sum of its proper divisors (1).

23112323291 is an equidigital number, since it uses as much as digits as its factorization.

23112323291 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 29.

The spelling of 23112323291 in words is "twenty-three billion, one hundred twelve million, three hundred twenty-three thousand, two hundred ninety-one".