23320000331 has 2 divisors, whose sum is σ = 23320000332. Its totient is φ = 23320000330.

The previous prime is 23320000321. The next prime is 23320000391. The reversal of 23320000331 is 13300002332.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23320000331 is a prime.

It is a super-2 number, since 2×23320000331² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23320000321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11660000165 + 11660000166.

It is an arithmetic number, because the mean of its divisors is an integer number (11660000166).

Almost surely, 2^23320000331 is an apocalyptic number.

23320000331 is a deficient number, since it is larger than the sum of its proper divisors (1).

23320000331 is an equidigital number, since it uses as much as digits as its factorization.

23320000331 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 17.

Adding to 23320000331 its reverse (13300002332), we get a palindrome (36620002663).

The spelling of 23320000331 in words is "twenty-three billion, three hundred twenty million, three hundred thirty-one", and thus it is an aban number.