22200012220112 has 20 divisors (see below), whose sum is σ = 43015286862180. Its totient is φ = 11099293029888.

The previous prime is 22200012220103. The next prime is 22200012220123. The reversal of 22200012220112 is 21102221000222.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 9361005299776 + 12839006920336 = 3059576^2 + 3583156^2 .

It is a super-3 number, since 3×22200012220112³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44310623 + ... + 44808830.

It is an arithmetic number, because the mean of its divisors is an integer number (2150764343109).

Almost surely, 2^{22200012220112} is an apocalyptic number.

It is an amenable number.

22200012220112 is a deficient number, since it is larger than the sum of its proper divisors (20815274642068).

22200012220112 is a wasteful number, since it uses less digits than its factorization.

22200012220112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89135030 (or 89135024 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22200012220112 its reverse (21102221000222), we get a palindrome (43302233220334).

The spelling of 22200012220112 in words is "twenty-two trillion, two hundred billion, twelve million, two hundred twenty thousand, one hundred twelve".