22112200110012 has 24 divisors (see below), whose sum is σ = 51595905164496. Its totient is φ = 7370623145088.

The previous prime is 22112200109983. The next prime is 22112200110071. The reversal of 22112200110012 is 21001100221122.

It is a junction number, because it is equal to n+sod(n) for n = 22112200109973 and 22112200110000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12940203 + ... + 14548994.

It is an arithmetic number, because the mean of its divisors is an integer number (2149829381854).

Almost surely, 2^{22112200110012} is an apocalyptic number.

It is an amenable number.

22112200110012 is an abundant number, since it is smaller than the sum of its proper divisors (29483705054484).

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

22112200110012 is a wasteful number, since it uses less digits than its factorization.

22112200110012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27556237 (or 27556235 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22112200110012 its reverse (21001100221122), we get a palindrome (43113300331134).

The spelling of 22112200110012 in words is "twenty-two trillion, one hundred twelve billion, two hundred million, one hundred ten thousand, twelve".