113133020 has 96 divisors (see below), whose sum is σ = 319044096. Its totient is φ = 32544000.

The previous prime is 113133017. The next prime is 113133023. The reversal of 113133020 is 20331311.

It is an interprime number because it is at equal distance from previous prime (113133017) and next prime (113133023).

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 113132986 and 113133004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113133023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17195 + ... + 22845.

It is an arithmetic number, because the mean of its divisors is an integer number (3323376).

Almost surely, 2^113133020 is an apocalyptic number.

113133020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113133020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159522048).

113133020 is an abundant number, since it is smaller than the sum of its proper divisors (205911076).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113133020 is a wasteful number, since it uses less digits than its factorization.

113133020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5691 (or 5689 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 113133020 is about 10636.4007070061. The cubic root of 113133020 is about 483.6484424260.

Adding to 113133020 its reverse (20331311), we get a palindrome (133464331).

The spelling of 113133020 in words is "one hundred thirteen million, one hundred thirty-three thousand, twenty".