312215253299 has 2 divisors, whose sum is σ = 312215253300. Its totient is φ = 312215253298.

The previous prime is 312215253283. The next prime is 312215253323. The reversal of 312215253299 is 992352512213.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 312215253299 - 2⁴ = 312215253283 is a prime.

It is not a weakly prime, because it can be changed into another prime (312215253209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156107626649 + 156107626650.

It is an arithmetic number, because the mean of its divisors is an integer number (156107626650).

Almost surely, 2^312215253299 is an apocalyptic number.

312215253299 is a deficient number, since it is larger than the sum of its proper divisors (1).

312215253299 is an equidigital number, since it uses as much as digits as its factorization.

312215253299 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 291600, while the sum is 44.

The spelling of 312215253299 in words is "three hundred twelve billion, two hundred fifteen million, two hundred fifty-three thousand, two hundred ninety-nine".