120222112122 has 48 divisors (see below), whose sum is σ = 299251510272. Its totient is φ = 34169329440.

The previous prime is 120222112121. The next prime is 120222112123. The reversal of 120222112122 is 221211222021.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (120222112121) and next prime (120222112123).

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 = 120222112095 and 120222112104.

It is not an unprimeable number, because it can be changed into a prime (120222112121) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2473693 + ... + 2521824.

It is an arithmetic number, because the mean of its divisors is an integer number (6234406464).

Almost surely, 2^120222112122 is an apocalyptic number.

120222112122 is an abundant number, since it is smaller than the sum of its proper divisors (179029398150).

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

120222112122 is a wasteful number, since it uses less digits than its factorization.

120222112122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4995723 (or 4995720 counting only the distinct ones).

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

Adding to 120222112122 its reverse (221211222021), we get a palindrome (341433334143).

The spelling of 120222112122 in words is "one hundred twenty billion, two hundred twenty-two million, one hundred twelve thousand, one hundred twenty-two".