22200122120112 has 60 divisors (see below), whose sum is σ = 62214269313664. Its totient is φ = 7389945118080.

The previous prime is 22200122120101. The next prime is 22200122120119. The reversal of 22200122120112 is 21102122100222.

It is a happy number.

It is a super-2 number, since 2×22200122120112² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (22200122120119) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 105056464 + ... + 105267567.

Almost surely, 2^{22200122120112} is an apocalyptic number.

It is an amenable number.

22200122120112 is an abundant number, since it is smaller than the sum of its proper divisors (40014147193552).

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

22200122120112 is a wasteful number, since it uses less digits than its factorization.

22200122120112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210324778 (or 210324769 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 22200122120112 its reverse (21102122100222), we get a palindrome (43302244220334).

The spelling of 22200122120112 in words is "twenty-two trillion, two hundred billion, one hundred twenty-two million, one hundred twenty thousand, one hundred twelve".