22102210221112 has 32 divisors (see below), whose sum is σ = 47363375646720. Its totient is φ = 9472076488800.

The previous prime is 22102210221103. The next prime is 22102210221127. The reversal of 22102210221112 is 21112201220122.

It is a self number, because there is not a number n which added to its sum of digits gives 22102210221112.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4443264 + ... + 7996687.

It is an arithmetic number, because the mean of its divisors is an integer number (1480105488960).

Almost surely, 2^{22102210221112} is an apocalyptic number.

It is an amenable number.

22102210221112 is an abundant number, since it is smaller than the sum of its proper divisors (25261165425608).

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

22102210221112 is a wasteful number, since it uses less digits than its factorization.

22102210221112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12471691 (or 12471687 counting only the distinct ones).

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

Adding to 22102210221112 its reverse (21112201220122), we get a palindrome (43214411441234).

The spelling of 22102210221112 in words is "twenty-two trillion, one hundred two billion, two hundred ten million, two hundred twenty-one thousand, one hundred twelve".