311300302113 has 32 divisors (see below), whose sum is σ = 493686720000. Its totient is φ = 193278313296.

The previous prime is 311300302081. The next prime is 311300302129. The reversal of 311300302113 is 311203003113.

It is a happy number.

311300302113 is a `hidden beast` number, since 311 + 300 + 30 + 21 + 1 + 3 = 666.

It is not a de Polignac number, because 311300302113 - 2⁵ = 311300302081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (311300302163) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5112303 + ... + 5172836.

It is an arithmetic number, because the mean of its divisors is an integer number (15427710000).

Almost surely, 2^311300302113 is an apocalyptic number.

It is an amenable number.

311300302113 is a deficient number, since it is larger than the sum of its proper divisors (182386417887).

311300302113 is a wasteful number, since it uses less digits than its factorization.

311300302113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10285226 (or 10285220 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 311300302113 its reverse (311203003113), we get a palindrome (622503305226).

The spelling of 311300302113 in words is "three hundred eleven billion, three hundred million, three hundred two thousand, one hundred thirteen".