22110021122000 has 80 divisors (see below), whose sum is σ = 61099464122112. Its totient is φ = 7580578665600.

The previous prime is 22110021121999. The next prime is 22110021122011. The reversal of 22110021122000 is 22112001122.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×22110021122000² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

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, 789629612 + ... + 789657611.

Almost surely, 2^{22110021122000} is an apocalyptic number.

22110021122000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22110021122000 is an abundant number, since it is smaller than the sum of its proper divisors (38989443000112).

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

22110021122000 is a wasteful number, since it uses less digits than its factorization.

22110021122000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1579287253 (or 1579287237 counting only the distinct ones).

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

Adding to 22110021122000 its reverse (22112001122), we get a palindrome (22132133123122).

The spelling of 22110021122000 in words is "twenty-two trillion, one hundred ten billion, twenty-one million, one hundred twenty-two thousand".