120552100 has 36 divisors (see below), whose sum is σ = 276990084. Its totient is φ = 45383680.

The previous prime is 120552097. The next prime is 120552121. The reversal of 120552100 is 1255021.

It can be written as a sum of positive squares in 6 ways, for example, as 79524 + 120472576 = 282^2 + 10976^2 .

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, 33757 + ... + 37156.

It is an arithmetic number, because the mean of its divisors is an integer number (7694169).

Almost surely, 2^120552100 is an apocalyptic number.

120552100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120552100 is an abundant number, since it is smaller than the sum of its proper divisors (156437984).

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

120552100 is a wasteful number, since it uses less digits than its factorization.

120552100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70944 (or 70937 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 16.

The square root of 120552100 is about 10979.6220335675. The cubic root of 120552100 is about 493.9976997822.

The spelling of 120552100 in words is "one hundred twenty million, five hundred fifty-two thousand, one hundred".