312000411399931 has 2 divisors, whose sum is σ = 312000411399932. Its totient is φ = 312000411399930.

The previous prime is 312000411399923. The next prime is 312000411400019. The reversal of 312000411399931 is 139993114000213.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 312000411399931 - 2³ = 312000411399923 is a prime.

It is a super-2 number, since 2×312000411399931² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (312000411390931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156000205699965 + 156000205699966.

It is an arithmetic number, because the mean of its divisors is an integer number (156000205699966).

Almost surely, 2^{312000411399931} is an apocalyptic number.

312000411399931 is a deficient number, since it is larger than the sum of its proper divisors (1).

312000411399931 is an equidigital number, since it uses as much as digits as its factorization.

312000411399931 is an odious number, because the sum of its binary digits is odd.

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

The spelling of 312000411399931 in words is "three hundred twelve trillion, four hundred eleven million, three hundred ninety-nine thousand, nine hundred thirty-one".