120122211222 has 40 divisors (see below), whose sum is σ = 289867563216. Its totient is φ = 36960679728.

The previous prime is 120122211211. The next prime is 120122211247. The reversal of 120122211222 is 222112221021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 120122211195 and 120122211204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 28516938 + ... + 28521149.

Almost surely, 2^120122211222 is an apocalyptic number.

120122211222 is an abundant number, since it is smaller than the sum of its proper divisors (169745351994).

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

120122211222 is a wasteful number, since it uses less digits than its factorization.

120122211222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57038114 (or 57038105 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 120122211222 its reverse (222112221021), we get a palindrome (342234432243).

The spelling of 120122211222 in words is "one hundred twenty billion, one hundred twenty-two million, two hundred eleven thousand, two hundred twenty-two".