22212102112120 has 16 divisors (see below), whose sum is σ = 49977229752360. Its totient is φ = 8884840844832.

The previous prime is 22212102112117. The next prime is 22212102112129. The reversal of 22212102112120 is 2121120121222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22212102112129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 277651276362 + ... + 277651276441.

Almost surely, 2^{22212102112120} is an apocalyptic number.

22212102112120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22212102112120 is an abundant number, since it is smaller than the sum of its proper divisors (27765127640240).

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

22212102112120 is a wasteful number, since it uses less digits than its factorization.

22212102112120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555302552814 (or 555302552810 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 22212102112120 its reverse (2121120121222), we get a palindrome (24333222233342).

The spelling of 22212102112120 in words is "twenty-two trillion, two hundred twelve billion, one hundred two million, one hundred twelve thousand, one hundred twenty".