23320331191 has 2 divisors, whose sum is σ = 23320331192. Its totient is φ = 23320331190.

The previous prime is 23320331159. The next prime is 23320331257. The reversal of 23320331191 is 19113302332.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23320331191 - 2⁵ = 23320331159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23320338191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11660165595 + 11660165596.

It is an arithmetic number, because the mean of its divisors is an integer number (11660165596).

Almost surely, 2^23320331191 is an apocalyptic number.

23320331191 is a deficient number, since it is larger than the sum of its proper divisors (1).

23320331191 is an equidigital number, since it uses as much as digits as its factorization.

23320331191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 28.

The spelling of 23320331191 in words is "twenty-three billion, three hundred twenty million, three hundred thirty-one thousand, one hundred ninety-one".