23310320311 has 4 divisors (see below), whose sum is σ = 23316512112. Its totient is φ = 23304128512.

The previous prime is 23310320273. The next prime is 23310320317. The reversal of 23310320311 is 11302301332.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23310320311 - 2¹⁷ = 23310189239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23310320317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3090250 + ... + 3097783.

It is an arithmetic number, because the mean of its divisors is an integer number (5829128028).

Almost surely, 2^23310320311 is an apocalyptic number.

23310320311 is a deficient number, since it is larger than the sum of its proper divisors (6191801).

23310320311 is an equidigital number, since it uses as much as digits as its factorization.

23310320311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6191800.

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

Adding to 23310320311 its reverse (11302301332), we get a palindrome (34612621643).

The spelling of 23310320311 in words is "twenty-three billion, three hundred ten million, three hundred twenty thousand, three hundred eleven".