120755112 has 32 divisors (see below), whose sum is σ = 306840480. Its totient is φ = 39591360.

The previous prime is 120755099. The next prime is 120755149. The reversal of 120755112 is 211557021.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39778 + ... + 42705.

It is an arithmetic number, because the mean of its divisors is an integer number (9588765).

Almost surely, 2^120755112 is an apocalyptic number.

120755112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120755112 is an abundant number, since it is smaller than the sum of its proper divisors (186085368).

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

120755112 is a wasteful number, since it uses less digits than its factorization.

120755112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82553 (or 82549 counting only the distinct ones).

The product of its (nonzero) digits is 700, while the sum is 24.

The square root of 120755112 is about 10988.8630895102. The cubic root of 120755112 is about 494.2748447354.

The spelling of 120755112 in words is "one hundred twenty million, seven hundred fifty-five thousand, one hundred twelve".