312320122267 has 2 divisors, whose sum is σ = 312320122268. Its totient is φ = 312320122266.

The previous prime is 312320122253. The next prime is 312320122271. The reversal of 312320122267 is 762221023213.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 312320122267 - 2¹¹ = 312320120219 is a prime.

It is not a weakly prime, because it can be changed into another prime (312320122967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156160061133 + 156160061134.

It is an arithmetic number, because the mean of its divisors is an integer number (156160061134).

Almost surely, 2^312320122267 is an apocalyptic number.

312320122267 is a deficient number, since it is larger than the sum of its proper divisors (1).

312320122267 is an equidigital number, since it uses as much as digits as its factorization.

312320122267 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 31.

The spelling of 312320122267 in words is "three hundred twelve billion, three hundred twenty million, one hundred twenty-two thousand, two hundred sixty-seven".