222102112120 has 64 divisors (see below), whose sum is σ = 571175193600. Its totient is φ = 76141898880.

The previous prime is 222102112097. The next prime is 222102112129. The reversal of 222102112120 is 21211201222.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 222102112094 and 222102112103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222102112129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3394515 + ... + 3459325.

It is an arithmetic number, because the mean of its divisors is an integer number (8924612400).

Almost surely, 2^222102112120 is an apocalyptic number.

222102112120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222102112120 is an abundant number, since it is smaller than the sum of its proper divisors (349073081480).

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

222102112120 is a wasteful number, since it uses less digits than its factorization.

222102112120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77068 (or 77064 counting only the distinct ones).

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

Adding to 222102112120 its reverse (21211201222), we get a palindrome (243313313342).

The spelling of 222102112120 in words is "two hundred twenty-two billion, one hundred two million, one hundred twelve thousand, one hundred twenty".