22210012122012 has 192 divisors, whose sum is σ = 69298169310720. Its totient is φ = 6061064025600.

The previous prime is 22210012121963. The next prime is 22210012122071. The reversal of 22210012122012 is 21022121001222.

It is a happy number.

22210012122012 is a `hidden beast` number, since 222 + 100 + 121 + 220 + 1 + 2 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 16904598 + ... + 18171005.

It is an arithmetic number, because the mean of its divisors is an integer number (360927965160).

Almost surely, 2^{22210012122012} is an apocalyptic number.

22210012122012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22210012122012 is an abundant number, since it is smaller than the sum of its proper divisors (47088157188708).

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

22210012122012 is a wasteful number, since it uses less digits than its factorization.

22210012122012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35075681 (or 35075673 counting only the distinct ones).

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

Adding to 22210012122012 its reverse (21022121001222), we get a palindrome (43232133123234).

The spelling of 22210012122012 in words is "twenty-two trillion, two hundred ten billion, twelve million, one hundred twenty-two thousand, twelve".