312111440299 has 2 divisors, whose sum is σ = 312111440300. Its totient is φ = 312111440298.

The previous prime is 312111440261. The next prime is 312111440363. The reversal of 312111440299 is 992044111213.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-312111440299 is a prime.

It is not a weakly prime, because it can be changed into another prime (312111440209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156055720149 + 156055720150.

It is an arithmetic number, because the mean of its divisors is an integer number (156055720150).

Almost surely, 2^312111440299 is an apocalyptic number.

312111440299 is a deficient number, since it is larger than the sum of its proper divisors (1).

312111440299 is an equidigital number, since it uses as much as digits as its factorization.

312111440299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 37.

The spelling of 312111440299 in words is "three hundred twelve billion, one hundred eleven million, four hundred forty thousand, two hundred ninety-nine".