113112233109 has 16 divisors (see below), whose sum is σ = 167946912000. Its totient is φ = 75240200448.

The previous prime is 113112233093. The next prime is 113112233123. The reversal of 113112233109 is 901332211311.

113112233109 is a `hidden beast` number, since 11 + 311 + 2 + 2 + 331 + 0 + 9 = 666.

It is not a de Polignac number, because 113112233109 - 2⁴ = 113112233093 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113112233309) 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 15 ways as a sum of consecutive naturals, for example, 4653069 + ... + 4677314.

It is an arithmetic number, because the mean of its divisors is an integer number (10496682000).

Almost surely, 2^113112233109 is an apocalyptic number.

It is an amenable number.

113112233109 is a deficient number, since it is larger than the sum of its proper divisors (54834678891).

113112233109 is an equidigital number, since it uses as much as digits as its factorization.

113112233109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9330841 (or 9330835 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 27.

The spelling of 113112233109 in words is "one hundred thirteen billion, one hundred twelve million, two hundred thirty-three thousand, one hundred nine".