231272937799 has 2 divisors, whose sum is σ = 231272937800. Its totient is φ = 231272937798.

The previous prime is 231272937793. The next prime is 231272937811. The reversal of 231272937799 is 997739272132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 231272937799 - 2²⁹ = 230736066887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231272937793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115636468899 + 115636468900.

It is an arithmetic number, because the mean of its divisors is an integer number (115636468900).

Almost surely, 2^231272937799 is an apocalyptic number.

231272937799 is a deficient number, since it is larger than the sum of its proper divisors (1).

231272937799 is an equidigital number, since it uses as much as digits as its factorization.

231272937799 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18003384, while the sum is 61.

The spelling of 231272937799 in words is "two hundred thirty-one billion, two hundred seventy-two million, nine hundred thirty-seven thousand, seven hundred ninety-nine".