113220133 has 8 divisors (see below), whose sum is σ = 124524288. Its totient is φ = 102286704.

The previous prime is 113220127. The next prime is 113220139. The reversal of 113220133 is 331022311.

It is an interprime number because it is at equal distance from previous prime (113220127) and next prime (113220139).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 113220133 - 2⁵ = 113220101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113220139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92041 + ... + 93262.

It is an arithmetic number, because the mean of its divisors is an integer number (15565536).

Almost surely, 2^113220133 is an apocalyptic number.

113220133 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

113220133 is a deficient number, since it is larger than the sum of its proper divisors (11304155).

113220133 is a wasteful number, since it uses less digits than its factorization.

113220133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185363.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 113220133 is about 10640.4949602920. The cubic root of 113220133 is about 483.7725478299.

Adding to 113220133 its reverse (331022311), we get a palindrome (444242444).

The spelling of 113220133 in words is "one hundred thirteen million, two hundred twenty thousand, one hundred thirty-three".