120042222 has 16 divisors (see below), whose sum is σ = 243374160. Its totient is φ = 39465792.

The previous prime is 120042211. The next prime is 120042257. The reversal of 120042222 is 222240021.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136597 + ... + 137472.

It is an arithmetic number, because the mean of its divisors is an integer number (15210885).

Almost surely, 2^120042222 is an apocalyptic number.

120042222 is an abundant number, since it is smaller than the sum of its proper divisors (123331938).

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

120042222 is a wasteful number, since it uses less digits than its factorization.

120042222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274147.

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 120042222 is about 10956.3781424337. The cubic root of 120042222 is about 493.3002571972.

Adding to 120042222 its reverse (222240021), we get a palindrome (342282243).

The spelling of 120042222 in words is "one hundred twenty million, forty-two thousand, two hundred twenty-two".