133030031100 has 72 divisors (see below), whose sum is σ = 388637208960. Its totient is φ = 35130252480.

The previous prime is 133030031093. The next prime is 133030031119. The reversal of 133030031100 is 1130030331.

133030031100 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 133030031100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2121690 + ... + 2183489.

Almost surely, 2^133030031100 is an apocalyptic number.

133030031100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133030031100 is an abundant number, since it is smaller than the sum of its proper divisors (255607177860).

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

133030031100 is a wasteful number, since it uses less digits than its factorization.

133030031100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4305299 (or 4305292 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 15.

Adding to 133030031100 its reverse (1130030331), we get a palindrome (134160061431).

The spelling of 133030031100 in words is "one hundred thirty-three billion, thirty million, thirty-one thousand, one hundred".