311231121132113 has 8 divisors (see below), whose sum is σ = 383053687547328. Its totient is φ = 246248799137424.

The previous prime is 311231121132103. The next prime is 311231121132121.

311231121132113 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 311231121132113 - 2³² = 311226826164817 is a prime.

It is a super-2 number, since 2×311231121132113² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (311231121132103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1710061105031 + ... + 1710061105212.

It is an arithmetic number, because the mean of its divisors is an integer number (47881710943416).

Almost surely, 2^{311231121132113} is an apocalyptic number.

It is an amenable number.

311231121132113 is a deficient number, since it is larger than the sum of its proper divisors (71822566415215).

311231121132113 is a wasteful number, since it uses less digits than its factorization.

311231121132113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3420122210263.

The product of its digits is 648, while the sum is 26.

The spelling of 311231121132113 in words is "three hundred eleven trillion, two hundred thirty-one billion, one hundred twenty-one million, one hundred thirty-two thousand, one hundred thirteen".