22111111120112 has 20 divisors (see below), whose sum is σ = 48960317480496. Its totient is φ = 9476190480000.

The previous prime is 22111111120061. The next prime is 22111111120193. The reversal of 22111111120112 is 21102111111122.

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, 98710317389 + ... + 98710317612.

Almost surely, 2^{22111111120112} is an apocalyptic number.

It is an amenable number.

22111111120112 is an abundant number, since it is smaller than the sum of its proper divisors (26849206360384).

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

22111111120112 is a wasteful number, since it uses less digits than its factorization.

22111111120112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197420635016 (or 197420635010 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 17.

Adding to 22111111120112 its reverse (21102111111122), we get a palindrome (43213222231234).

The spelling of 22111111120112 in words is "twenty-two trillion, one hundred eleven billion, one hundred eleven million, one hundred twenty thousand, one hundred twelve".