133100120 has 32 divisors (see below), whose sum is σ = 300460320. Its totient is φ = 53064960.

The previous prime is 133100117. The next prime is 133100153. The reversal of 133100120 is 21001331.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 7205 + ... + 17835.

It is an arithmetic number, because the mean of its divisors is an integer number (9389385).

Almost surely, 2^133100120 is an apocalyptic number.

133100120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133100120 is an abundant number, since it is smaller than the sum of its proper divisors (167360200).

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

133100120 is a wasteful number, since it uses less digits than its factorization.

133100120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10955 (or 10951 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 133100120 is about 11536.9025305755. The cubic root of 133100120 is about 510.5749251383.

Adding to 133100120 its reverse (21001331), we get a palindrome (154101451).

The spelling of 133100120 in words is "one hundred thirty-three million, one hundred thousand, one hundred twenty".