31102300320113 has 4 divisors (see below), whose sum is σ = 33929782167408. Its totient is φ = 28274818472820.

The previous prime is 31102300320109. The next prime is 31102300320139.

31102300320113 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 31102300320113 - 2² = 31102300320109 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (31102300320173) 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, 1413740923631 + ... + 1413740923652.

It is an arithmetic number, because the mean of its divisors is an integer number (8482445541852).

Almost surely, 2^{31102300320113} is an apocalyptic number.

It is an amenable number.

31102300320113 is a deficient number, since it is larger than the sum of its proper divisors (2827481847295).

31102300320113 is a wasteful number, since it uses less digits than its factorization.

31102300320113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2827481847294.

The product of its (nonzero) digits is 324, while the sum is 20.

It can be divided in two parts, 31102300 and 320113, that added together give a palindrome (31422413).

The spelling of 31102300320113 in words is "thirty-one trillion, one hundred two billion, three hundred million, three hundred twenty thousand, one hundred thirteen".