22201110112000 has 144 divisors (see below), whose sum is σ = 55348682878944. Its totient is φ = 8873548800000.

The previous prime is 22201110111913. The next prime is 22201110112009. The reversal of 22201110112000 is 21101110222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22201110112009) 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, 41043300 + ... + 41580700.

It is an arithmetic number, because the mean of its divisors is an integer number (384365853326).

Almost surely, 2^{22201110112000} is an apocalyptic number.

22201110112000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22201110112000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27674341439472).

22201110112000 is an abundant number, since it is smaller than the sum of its proper divisors (33147572766944).

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

22201110112000 is an equidigital number, since it uses as much as digits as its factorization.

22201110112000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538723 (or 538699 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 22201110112000 its reverse (21101110222), we get a palindrome (22222211222222).

The spelling of 22201110112000 in words is "twenty-two trillion, two hundred one billion, one hundred ten million, one hundred twelve thousand".