123312302011999 has 2 divisors, whose sum is σ = 123312302012000. Its totient is φ = 123312302011998.

The previous prime is 123312302011967. The next prime is 123312302012017. The reversal of 123312302011999 is 999110203213321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123312302011999 - 2⁵ = 123312302011967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123312602011999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61656151005999 + 61656151006000.

It is an arithmetic number, because the mean of its divisors is an integer number (61656151006000).

Almost surely, 2^{123312302011999} is an apocalyptic number.

123312302011999 is a deficient number, since it is larger than the sum of its proper divisors (1).

123312302011999 is an equidigital number, since it uses as much as digits as its factorization.

123312302011999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 157464, while the sum is 46.

The spelling of 123312302011999 in words is "one hundred twenty-three trillion, three hundred twelve billion, three hundred two million, eleven thousand, nine hundred ninety-nine".