120099618 has 32 divisors (see below), whose sum is σ = 267393600. Its totient is φ = 39957408.

The previous prime is 120099601. The next prime is 120099631. The reversal of 120099618 is 816990021.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31630 + ... + 35222.

It is an arithmetic number, because the mean of its divisors is an integer number (8356050).

Almost surely, 2^120099618 is an apocalyptic number.

120099618 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

120099618 is an abundant number, since it is smaller than the sum of its proper divisors (147293982).

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

120099618 is a wasteful number, since it uses less digits than its factorization.

120099618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4223 (or 4217 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 36.

The square root of 120099618 is about 10958.9971256498. The cubic root of 120099618 is about 493.3788655118.

The spelling of 120099618 in words is "one hundred twenty million, ninety-nine thousand, six hundred eighteen".