22001201112000 has 896 divisors, whose sum is σ = 81572743249920. Its totient is φ = 5179722240000.

The previous prime is 22001201111987. The next prime is 22001201112031. The reversal of 22001201112000 is 21110210022.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1255839241 + ... + 1255856759.

Almost surely, 2^{22001201112000} is an apocalyptic number.

22001201112000 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 22001201112000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40786371624960).

22001201112000 is an abundant number, since it is smaller than the sum of its proper divisors (59571542137920).

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

22001201112000 is a wasteful number, since it uses less digits than its factorization.

22001201112000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17698 (or 17678 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 22001201112000 its reverse (21110210022), we get a palindrome (22022311322022).

The spelling of 22001201112000 in words is "twenty-two trillion, one billion, two hundred one million, one hundred twelve thousand".