311116561041 has 16 divisors (see below), whose sum is σ = 487343424960. Its totient is φ = 174051222720.

The previous prime is 311116561037. The next prime is 311116561081. The reversal of 311116561041 is 140165611113.

It is not a de Polignac number, because 311116561041 - 2² = 311116561037 is a prime.

It is not an unprimeable number, because it can be changed into a prime (311116561081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 362606286 + ... + 362607143.

It is an arithmetic number, because the mean of its divisors is an integer number (30458964060).

Almost surely, 2^311116561041 is an apocalyptic number.

It is an amenable number.

311116561041 is a deficient number, since it is larger than the sum of its proper divisors (176226863919).

311116561041 is a wasteful number, since it uses less digits than its factorization.

311116561041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 725213456.

The product of its (nonzero) digits is 2160, while the sum is 30.

The spelling of 311116561041 in words is "three hundred eleven billion, one hundred sixteen million, five hundred sixty-one thousand, forty-one".