23231120239 has 2 divisors, whose sum is σ = 23231120240. Its totient is φ = 23231120238.

The previous prime is 23231120201. The next prime is 23231120243. The reversal of 23231120239 is 93202113232.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23231120239 - 2¹⁷ = 23230989167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23231180239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11615560119 + 11615560120.

It is an arithmetic number, because the mean of its divisors is an integer number (11615560120).

Almost surely, 2^23231120239 is an apocalyptic number.

23231120239 is a deficient number, since it is larger than the sum of its proper divisors (1).

23231120239 is an equidigital number, since it uses as much as digits as its factorization.

23231120239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 28.

The spelling of 23231120239 in words is "twenty-three billion, two hundred thirty-one million, one hundred twenty thousand, two hundred thirty-nine".