113688223118 has 4 divisors (see below), whose sum is σ = 170532334680. Its totient is φ = 56844111558.

The previous prime is 113688223111. The next prime is 113688223151. The reversal of 113688223118 is 811322886311.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113688223111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28422055778 + ... + 28422055781.

It is an arithmetic number, because the mean of its divisors is an integer number (42633083670).

Almost surely, 2^113688223118 is an apocalyptic number.

113688223118 is a deficient number, since it is larger than the sum of its proper divisors (56844111562).

113688223118 is an equidigital number, since it uses as much as digits as its factorization.

113688223118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56844111561.

The product of its digits is 110592, while the sum is 44.

The spelling of 113688223118 in words is "one hundred thirteen billion, six hundred eighty-eight million, two hundred twenty-three thousand, one hundred eighteen".