133110012 has 24 divisors (see below), whose sum is σ = 354960256. Its totient is φ = 38031408.

The previous prime is 133110011. The next prime is 133110031. The reversal of 133110012 is 210011331.

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

It is a self number, because there is not a number n which added to its sum of digits gives 133110012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133110011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 792238 + ... + 792405.

Almost surely, 2^133110012 is an apocalyptic number.

133110012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133110012 is an abundant number, since it is smaller than the sum of its proper divisors (221850244).

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

133110012 is a wasteful number, since it uses less digits than its factorization.

133110012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1584657 (or 1584655 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 133110012 is about 11537.3312338686. The cubic root of 133110012 is about 510.5875734666.

Adding to 133110012 its reverse (210011331), we get a palindrome (343121343).

The spelling of 133110012 in words is "one hundred thirty-three million, one hundred ten thousand, twelve".