120660617100 has 36 divisors (see below), whose sum is σ = 349111386344. Its totient is φ = 32176164480.

The previous prime is 120660617093. The next prime is 120660617113. The reversal of 120660617100 is 1716066021.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 201100729 + ... + 201101328.

Almost surely, 2^120660617100 is an apocalyptic number.

120660617100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120660617100 is an abundant number, since it is smaller than the sum of its proper divisors (228450769244).

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

120660617100 is a wasteful number, since it uses less digits than its factorization.

120660617100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402202074 (or 402202067 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 30.

The spelling of 120660617100 in words is "one hundred twenty billion, six hundred sixty million, six hundred seventeen thousand, one hundred".