113113321313 has 4 divisors (see below), whose sum is σ = 113188782000. Its totient is φ = 113037860628.

The previous prime is 113113321253. The next prime is 113113321421. The reversal of 113113321313 is 313123311311.

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 113113321313 - 2²⁰ = 113112272737 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 (113113321613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37728095 + ... + 37731092.

It is an arithmetic number, because the mean of its divisors is an integer number (28297195500).

Almost surely, 2^113113321313 is an apocalyptic number.

It is an amenable number.

113113321313 is a deficient number, since it is larger than the sum of its proper divisors (75460687).

113113321313 is an equidigital number, since it uses as much as digits as its factorization.

113113321313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75460686.

The product of its digits is 486, while the sum is 23.

Adding to 113113321313 its reverse (313123311311), we get a palindrome (426236632624).

The spelling of 113113321313 in words is "one hundred thirteen billion, one hundred thirteen million, three hundred twenty-one thousand, three hundred thirteen".