313031322113011 has 4 divisors (see below), whose sum is σ = 313295038476552. Its totient is φ = 312767605749472.

The previous prime is 313031322112997. The next prime is 313031322113047. The reversal of 313031322113011 is 110311223130313.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 313031322113011 - 2³⁵ = 312996962374643 is a prime.

It is a super-2 number, since 2×313031322113011² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313031322113711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131858179990 + ... + 131858182363.

It is an arithmetic number, because the mean of its divisors is an integer number (78323759619138).

Almost surely, 2^{313031322113011} is an apocalyptic number.

313031322113011 is a deficient number, since it is larger than the sum of its proper divisors (263716363541).

313031322113011 is a wasteful number, since it uses less digits than its factorization.

313031322113011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263716363540.

The product of its (nonzero) digits is 972, while the sum is 25.

Adding to 313031322113011 its reverse (110311223130313), we get a palindrome (423342545243324).

The spelling of 313031322113011 in words is "three hundred thirteen trillion, thirty-one billion, three hundred twenty-two million, one hundred thirteen thousand, eleven".