22021020112000 has 256 divisors, whose sum is σ = 67384325998080. Its totient is φ = 6969289420800.

The previous prime is 22021020111967. The next prime is 22021020112027. The reversal of 22021020112000 is 21102012022.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6106164 + ... + 9018163.

It is an arithmetic number, because the mean of its divisors is an integer number (263220023430).

Almost surely, 2^{22021020112000} is an apocalyptic number.

22021020112000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22021020112000 is an abundant number, since it is smaller than the sum of its proper divisors (45363305886080).

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

22021020112000 is a wasteful number, since it uses less digits than its factorization.

22021020112000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15124376 (or 15124354 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 22021020112000 its reverse (21102012022), we get a palindrome (22042122124022).

The spelling of 22021020112000 in words is "twenty-two trillion, twenty-one billion, twenty million, one hundred twelve thousand".