22102202112210 has 64 divisors (see below), whose sum is σ = 64297315244160. Its totient is φ = 5358109602240.

The previous prime is 22102202112149. The next prime is 22102202112233. The reversal of 22102202112210 is 1221120220122.

It is a happy number.

22102202112210 is a `hidden beast` number, since 2 + 2 + 10 + 220 + 211 + 221 + 0 = 666.

It is a super-3 number, since 3×22102202112210³ (a number of 41 digits) contains 333 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3720906477 + ... + 3720912416.

It is an arithmetic number, because the mean of its divisors is an integer number (1004645550690).

Almost surely, 2^{22102202112210} is an apocalyptic number.

22102202112210 is an abundant number, since it is smaller than the sum of its proper divisors (42195113131950).

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

22102202112210 is a wasteful number, since it uses less digits than its factorization.

22102202112210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7441818920 (or 7441818914 counting only the distinct ones).

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

Adding to 22102202112210 its reverse (1221120220122), we get a palindrome (23323322332332).

The spelling of 22102202112210 in words is "twenty-two trillion, one hundred two billion, two hundred two million, one hundred twelve thousand, two hundred ten".