23012111351 has 2 divisors, whose sum is σ = 23012111352. Its totient is φ = 23012111350.

The previous prime is 23012111321. The next prime is 23012111357. The reversal of 23012111351 is 15311121032.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23012111351 - 2³⁴ = 5832242167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23012111357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11506055675 + 11506055676.

It is an arithmetic number, because the mean of its divisors is an integer number (11506055676).

Almost surely, 2^23012111351 is an apocalyptic number.

23012111351 is a deficient number, since it is larger than the sum of its proper divisors (1).

23012111351 is an equidigital number, since it uses as much as digits as its factorization.

23012111351 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 180, while the sum is 20.

Adding to 23012111351 its reverse (15311121032), we get a palindrome (38323232383).

The spelling of 23012111351 in words is "twenty-three billion, twelve million, one hundred eleven thousand, three hundred fifty-one".