22022121112000 has 112 divisors (see below), whose sum is σ = 55047483979488. Its totient is φ = 8726522419200.

The previous prime is 22022121111943. The next prime is 22022121112037. The reversal of 22022121112000 is 21112122022.

It is a happy number.

It is a super-2 number, since 2×22022121112000² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12007389 + ... + 13719388.

It is an arithmetic number, because the mean of its divisors is an integer number (491495392674).

Almost surely, 2^{22022121112000} is an apocalyptic number.

22022121112000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22022121112000 is an abundant number, since it is smaller than the sum of its proper divisors (33025362867488).

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

22022121112000 is a wasteful number, since it uses less digits than its factorization.

22022121112000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25726911 (or 25726891 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22022121112000 its reverse (21112122022), we get a palindrome (22043233234022).

The spelling of 22022121112000 in words is "twenty-two trillion, twenty-two billion, one hundred twenty-one million, one hundred twelve thousand".