311116522427 has 2 divisors, whose sum is σ = 311116522428. Its totient is φ = 311116522426.

The previous prime is 311116522411. The next prime is 311116522499. The reversal of 311116522427 is 724225611113.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 311116522427 - 2⁴ = 311116522411 is a prime.

It is not a weakly prime, because it can be changed into another prime (311116542427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155558261213 + 155558261214.

It is an arithmetic number, because the mean of its divisors is an integer number (155558261214).

Almost surely, 2^311116522427 is an apocalyptic number.

311116522427 is a deficient number, since it is larger than the sum of its proper divisors (1).

311116522427 is an equidigital number, since it uses as much as digits as its factorization.

311116522427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20160, while the sum is 35.

The spelling of 311116522427 in words is "three hundred eleven billion, one hundred sixteen million, five hundred twenty-two thousand, four hundred twenty-seven".