13133100 has 36 divisors (see below), whose sum is σ = 37999304. Its totient is φ = 3502080.

The previous prime is 13133093. The next prime is 13133111. The reversal of 13133100 is 133131.

It is a super-2 number, since 2×13133100² = 344956631220000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21589 + ... + 22188.

Almost surely, 2^13133100 is an apocalyptic number.

13133100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13133100 is an abundant number, since it is smaller than the sum of its proper divisors (24866204).

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

13133100 is a wasteful number, since it uses less digits than its factorization.

13133100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43794 (or 43787 counting only the distinct ones).

The product of its (nonzero) digits is 27, while the sum is 12.

The square root of 13133100 is about 3623.9619203297. The cubic root of 13133100 is about 235.9332138894.

Adding to 13133100 its reverse (133131), we get a palindrome (13266231).

The spelling of 13133100 in words is "thirteen million, one hundred thirty-three thousand, one hundred".