23020444087 has 2 divisors, whose sum is σ = 23020444088. Its totient is φ = 23020444086.

The previous prime is 23020444081. The next prime is 23020444169. The reversal of 23020444087 is 78044402032.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23020444087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23020444081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11510222043 + 11510222044.

It is an arithmetic number, because the mean of its divisors is an integer number (11510222044).

Almost surely, 2^23020444087 is an apocalyptic number.

23020444087 is a deficient number, since it is larger than the sum of its proper divisors (1).

23020444087 is an equidigital number, since it uses as much as digits as its factorization.

23020444087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43008, while the sum is 34.

The spelling of 23020444087 in words is "twenty-three billion, twenty million, four hundred forty-four thousand, eighty-seven".