120002011100 has 36 divisors (see below), whose sum is σ = 262708852224. Its totient is φ = 47576014080.

The previous prime is 120002011057. The next prime is 120002011123. The reversal of 120002011100 is 1110200021.

It is a congruent number.

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, 5298524 + ... + 5321123.

Almost surely, 2^120002011100 is an apocalyptic number.

120002011100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120002011100 is an abundant number, since it is smaller than the sum of its proper divisors (142706841124).

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

120002011100 is a wasteful number, since it uses less digits than its factorization.

120002011100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10619774 (or 10619767 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 120002011100 its reverse (1110200021), we get a palindrome (121112211121).

The spelling of 120002011100 in words is "one hundred twenty billion, two million, eleven thousand, one hundred".