120022112122 has 12 divisors (see below), whose sum is σ = 197887697658. Its totient is φ = 54555505400.

The previous prime is 120022112083. The next prime is 120022112137. The reversal of 120022112122 is 221211220021.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 60436813921 + 59585298201 = 245839^2 + 244101^2 .

It is a junction number, because it is equal to n+sod(n) for n = 120022112096 and 120022112105.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 247979329 + ... + 247979812.

Almost surely, 2^120022112122 is an apocalyptic number.

120022112122 is a deficient number, since it is larger than the sum of its proper divisors (77865585536).

120022112122 is a wasteful number, since it uses less digits than its factorization.

120022112122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495959165 (or 495959154 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 120022112122 its reverse (221211220021), we get a palindrome (341233332143).

The spelling of 120022112122 in words is "one hundred twenty billion, twenty-two million, one hundred twelve thousand, one hundred twenty-two".