22100012021112 has 16 divisors (see below), whose sum is σ = 55250030052840. Its totient is φ = 7366670673696.

The previous prime is 22100012021053. The next prime is 22100012021123. The reversal of 22100012021112 is 21112021000122.

It is a junction number, because it is equal to n+sod(n) for n = 22100012021091 and 22100012021100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 460416917083 + ... + 460416917130.

Almost surely, 2^{22100012021112} is an apocalyptic number.

It is an amenable number.

22100012021112 is an abundant number, since it is smaller than the sum of its proper divisors (33150018031728).

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

22100012021112 is a wasteful number, since it uses less digits than its factorization.

22100012021112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 920833834222 (or 920833834218 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22100012021112 its reverse (21112021000122), we get a palindrome (43212033021234).

The spelling of 22100012021112 in words is "twenty-two trillion, one hundred billion, twelve million, twenty-one thousand, one hundred twelve".