123231303122999 has 2 divisors, whose sum is σ = 123231303123000. Its totient is φ = 123231303122998.

The previous prime is 123231303122989. The next prime is 123231303123011. The reversal of 123231303122999 is 999221303132321.

It is a weak prime.

It is an emirp because it is prime and its reverse (999221303132321) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123231303122999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123231303122959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61615651561499 + 61615651561500.

It is an arithmetic number, because the mean of its divisors is an integer number (61615651561500).

Almost surely, 2^{123231303122999} is an apocalyptic number.

123231303122999 is a deficient number, since it is larger than the sum of its proper divisors (1).

123231303122999 is an equidigital number, since it uses as much as digits as its factorization.

123231303122999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 944784, while the sum is 50.

The spelling of 123231303122999 in words is "one hundred twenty-three trillion, two hundred thirty-one billion, three hundred three million, one hundred twenty-two thousand, nine hundred ninety-nine".