120550402 has 16 divisors (see below), whose sum is σ = 217535040. Its totient is φ = 48945168.

The previous prime is 120550343. The next prime is 120550439. The reversal of 120550402 is 204055021.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 120550402.

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, 226333 + ... + 226864.

It is an arithmetic number, because the mean of its divisors is an integer number (13595940).

Almost surely, 2^120550402 is an apocalyptic number.

120550402 is a deficient number, since it is larger than the sum of its proper divisors (96984638).

120550402 is a wasteful number, since it uses less digits than its factorization.

120550402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453225.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 120550402 is about 10979.5447082290. The cubic root of 120550402 is about 493.9953804198.

The spelling of 120550402 in words is "one hundred twenty million, five hundred fifty thousand, four hundred two".