22210112221000 has 64 divisors (see below), whose sum is σ = 56696359224960. Its totient is φ = 8076404440000.

The previous prime is 22210112220983. The next prime is 22210112221021. The reversal of 22210112221000 is 12221101222.

It is a happy 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, 1009539556 + ... + 1009561555.

It is an arithmetic number, because the mean of its divisors is an integer number (885880612890).

Almost surely, 2^{22210112221000} is an apocalyptic number.

22210112221000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22210112221000 is an abundant number, since it is smaller than the sum of its proper divisors (34486247003960).

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

22210112221000 is a wasteful number, since it uses less digits than its factorization.

22210112221000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2019101143 (or 2019101129 counting only the distinct ones).

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

Adding to 22210112221000 its reverse (12221101222), we get a palindrome (22222333322222).

The spelling of 22210112221000 in words is "twenty-two trillion, two hundred ten billion, one hundred twelve million, two hundred twenty-one thousand".