311332003011313 has 4 divisors (see below), whose sum is σ = 311332038838180. Its totient is φ = 311331967184448.

The previous prime is 311332003011277. The next prime is 311332003011331. The reversal of 311332003011313 is 313110300233113.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 100301266562704 + 211030736448609 = 10015052^2 + 14526897^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-311332003011313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (311332003012313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4319053 + ... + 25324261.

It is an arithmetic number, because the mean of its divisors is an integer number (77833009709545).

Almost surely, 2^{311332003011313} is an apocalyptic number.

It is an amenable number.

311332003011313 is a deficient number, since it is larger than the sum of its proper divisors (35826867).

311332003011313 is a wasteful number, since it uses less digits than its factorization.

311332003011313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35826866.

The product of its (nonzero) digits is 1458, while the sum is 25.

Adding to 311332003011313 its reverse (313110300233113), we get a palindrome (624442303244426).

The spelling of 311332003011313 in words is "three hundred eleven trillion, three hundred thirty-two billion, three million, eleven thousand, three hundred thirteen".