133012120 has 16 divisors (see below), whose sum is σ = 299277360. Its totient is φ = 53204832.

The previous prime is 133012093. The next prime is 133012133. The reversal of 133012120 is 21210331.

133012120 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 133012120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1662612 + ... + 1662691.

It is an arithmetic number, because the mean of its divisors is an integer number (18704835).

Almost surely, 2^133012120 is an apocalyptic number.

133012120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133012120 is an abundant number, since it is smaller than the sum of its proper divisors (166265240).

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

133012120 is a wasteful number, since it uses less digits than its factorization.

133012120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3325314 (or 3325310 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 133012120 is about 11533.0880513417. The cubic root of 133012120 is about 510.4623770327.

Adding to 133012120 its reverse (21210331), we get a palindrome (154222451).

The spelling of 133012120 in words is "one hundred thirty-three million, twelve thousand, one hundred twenty".