21220102000112 has 40 divisors (see below), whose sum is σ = 41985994315152. Its totient is φ = 10386655372800.

The previous prime is 21220102000079. The next prime is 21220102000117. The reversal of 21220102000112 is 21100020102212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21220102000117) 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, 51315173 + ... + 51727044.

Almost surely, 2^{21220102000112} is an apocalyptic number.

It is an amenable number.

21220102000112 is a deficient number, since it is larger than the sum of its proper divisors (20765892315040).

21220102000112 is a wasteful number, since it uses less digits than its factorization.

21220102000112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103042497 (or 103042491 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 21220102000112 its reverse (21100020102212), we get a palindrome (42320122102324).

The spelling of 21220102000112 in words is "twenty-one trillion, two hundred twenty billion, one hundred two million, one hundred twelve", and thus it is an aban number.