311020321080041 has 2 divisors, whose sum is σ = 311020321080042. Its totient is φ = 311020321080040.

The previous prime is 311020321079947. The next prime is 311020321080101. The reversal of 311020321080041 is 140080123020113.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 242349266840041 + 68671054240000 = 15567571^2 + 8286800^2 .

It is an emirp because it is prime and its reverse (140080123020113) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-311020321080041 is a prime.

It is not a weakly prime, because it can be changed into another prime (311020321080241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155510160540020 + 155510160540021.

It is an arithmetic number, because the mean of its divisors is an integer number (155510160540021).

Almost surely, 2^{311020321080041} is an apocalyptic number.

It is an amenable number.

311020321080041 is a deficient number, since it is larger than the sum of its proper divisors (1).

311020321080041 is an equidigital number, since it uses as much as digits as its factorization.

311020321080041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 26.

The spelling of 311020321080041 in words is "three hundred eleven trillion, twenty billion, three hundred twenty-one million, eighty thousand, forty-one".