120022255 has 16 divisors (see below), whose sum is σ = 147631104. Its totient is φ = 93630240.

The previous prime is 120022247. The next prime is 120022283. The reversal of 120022255 is 552220021.

It is not a de Polignac number, because 120022255 - 2³ = 120022247 is a prime.

It is a Duffinian number.

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 15 ways as a sum of consecutive naturals, for example, 77014 + ... + 78556.

It is an arithmetic number, because the mean of its divisors is an integer number (9226944).

Almost surely, 2^120022255 is an apocalyptic number.

120022255 is a deficient number, since it is larger than the sum of its proper divisors (27608849).

120022255 is a wasteful number, since it uses less digits than its factorization.

120022255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1926.

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

The square root of 120022255 is about 10955.4669001371. The cubic root of 120022255 is about 493.2729049534.

Adding to 120022255 its reverse (552220021), we get a palindrome (672242276).

The spelling of 120022255 in words is "one hundred twenty million, twenty-two thousand, two hundred fifty-five".