22111102100112 has 40 divisors (see below), whose sum is σ = 57120518844480. Its totient is φ = 7370345205120.

The previous prime is 22111102100039. The next prime is 22111102100119. The reversal of 22111102100112 is 21100120111122.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22111102100091 and 22111102100100.

It is not an unprimeable number, because it can be changed into a prime (22111102100119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26214814 + ... + 27045122.

It is an arithmetic number, because the mean of its divisors is an integer number (1428012971112).

Almost surely, 2^{22111102100112} is an apocalyptic number.

It is an amenable number.

22111102100112 is an abundant number, since it is smaller than the sum of its proper divisors (35009416744368).

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

22111102100112 is a wasteful number, since it uses less digits than its factorization.

22111102100112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1385111 (or 1385105 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 22111102100112 its reverse (21100120111122), we get a palindrome (43211222211234).

The spelling of 22111102100112 in words is "twenty-two trillion, one hundred eleven billion, one hundred two million, one hundred thousand, one hundred twelve".