113033020 has 36 divisors (see below), whose sum is σ = 241156440. Its totient is φ = 44503008.

The previous prime is 113032999. The next prime is 113033021. The reversal of 113033020 is 20330311.

It is a super-2 number, since 2×113033020² = 25552927220640800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113033021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 89151 + ... + 90409.

It is an arithmetic number, because the mean of its divisors is an integer number (6698790).

Almost surely, 2^113033020 is an apocalyptic number.

113033020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113033020 is an abundant number, since it is smaller than the sum of its proper divisors (128123420).

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

113033020 is a wasteful number, since it uses less digits than its factorization.

113033020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1402 (or 1333 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 113033020 is about 10631.6988294440. The cubic root of 113033020 is about 483.5058990100.

Adding to 113033020 its reverse (20330311), we get a palindrome (133363331).

The spelling of 113033020 in words is "one hundred thirteen million, thirty-three thousand, twenty".