23021022239 has 2 divisors, whose sum is σ = 23021022240. Its totient is φ = 23021022238.

The previous prime is 23021022197. The next prime is 23021022259. The reversal of 23021022239 is 93222012032.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23021022239 - 2¹² = 23021018143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23021022259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11510511119 + 11510511120.

It is an arithmetic number, because the mean of its divisors is an integer number (11510511120).

Almost surely, 2^23021022239 is an apocalyptic number.

23021022239 is a deficient number, since it is larger than the sum of its proper divisors (1).

23021022239 is an equidigital number, since it uses as much as digits as its factorization.

23021022239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 26.

The spelling of 23021022239 in words is "twenty-three billion, twenty-one million, twenty-two thousand, two hundred thirty-nine".