113320111109 has 8 divisors (see below), whose sum is σ = 116093486040. Its totient is φ = 110547187200.

The previous prime is 113320111039. The next prime is 113320111111. The reversal of 113320111109 is 901111023311.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 13293398209 + 100026712900 = 115297^2 + 316270^2 .

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 113320111109 - 2²⁰ = 113319062533 is a prime.

It is a super-2 number, since 2×113320111109² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113320111139) 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 7 ways as a sum of consecutive naturals, for example, 427139 + ... + 639599.

It is an arithmetic number, because the mean of its divisors is an integer number (14511685755).

Almost surely, 2^113320111109 is an apocalyptic number.

It is an amenable number.

113320111109 is a deficient number, since it is larger than the sum of its proper divisors (2773374931).

113320111109 is a wasteful number, since it uses less digits than its factorization.

113320111109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225511.

The product of its (nonzero) digits is 162, while the sum is 23.

The spelling of 113320111109 in words is "one hundred thirteen billion, three hundred twenty million, one hundred eleven thousand, one hundred nine".