22101201202112 has 56 divisors (see below), whose sum is σ = 44171597175552. Its totient is φ = 10971489657600.

The previous prime is 22101201202063. The next prime is 22101201202139. The reversal of 22101201202112 is 21120210210122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9038537 + ... + 11220407.

It is an arithmetic number, because the mean of its divisors is an integer number (788778520992).

Almost surely, 2^{22101201202112} is an apocalyptic number.

It is an amenable number.

22101201202112 is a deficient number, since it is larger than the sum of its proper divisors (22070395973440).

22101201202112 is a wasteful number, since it uses less digits than its factorization.

22101201202112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2183017 (or 2183007 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22101201202112 its reverse (21120210210122), we get a palindrome (43221411412234).

The spelling of 22101201202112 in words is "twenty-two trillion, one hundred one billion, two hundred one million, two hundred two thousand, one hundred twelve".