22211220000112 has 80 divisors (see below), whose sum is σ = 50774694149088. Its totient is φ = 9279395389440.

The previous prime is 22211220000089. The next prime is 22211220000119. The reversal of 22211220000112 is 21100002211222.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22211220000119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20298873 + ... + 21365080.

Almost surely, 2^{22211220000112} is an apocalyptic number.

22211220000112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22211220000112 is an abundant number, since it is smaller than the sum of its proper divisors (28563474148976).

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

22211220000112 is a wasteful number, since it uses less digits than its factorization.

22211220000112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41664218 (or 41664212 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22211220000112 its reverse (21100002211222), we get a palindrome (43311222211334).

The spelling of 22211220000112 in words is "twenty-two trillion, two hundred eleven billion, two hundred twenty million, one hundred twelve", and thus it is an aban number.