22112102001200 has 30 divisors (see below), whose sum is σ = 53124325058844. Its totient is φ = 8844840800320.

The previous prime is 22112102001131. The next prime is 22112102001221. The reversal of 22112102001200 is 210020121122.

It is a super-2 number, since 2×22112102001200² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27640127102 + ... + 27640127901.

Almost surely, 2^{22112102001200} is an apocalyptic number.

22112102001200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22112102001200 is an abundant number, since it is smaller than the sum of its proper divisors (31012223057644).

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

22112102001200 is a wasteful number, since it uses less digits than its factorization.

22112102001200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55280255021 (or 55280255010 counting only the distinct ones).

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

Adding to 22112102001200 its reverse (210020121122), we get a palindrome (22322122122322).

The spelling of 22112102001200 in words is "twenty-two trillion, one hundred twelve billion, one hundred two million, one thousand, two hundred".