222200100321 has 32 divisors (see below), whose sum is σ = 310068000000. Its totient is φ = 141271646208.

The previous prime is 222200100307. The next prime is 222200100371. The reversal of 222200100321 is 123001002222.

It is a happy number.

It is not a de Polignac number, because 222200100321 - 2¹⁷ = 222199969249 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222200100321.

It is not an unprimeable number, because it can be changed into a prime (222200100371) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80828055 + ... + 80830803.

It is an arithmetic number, because the mean of its divisors is an integer number (9689625000).

Almost surely, 2^222200100321 is an apocalyptic number.

It is an amenable number.

222200100321 is a deficient number, since it is larger than the sum of its proper divisors (87867899679).

222200100321 is a wasteful number, since it uses less digits than its factorization.

222200100321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5833.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 222200100321 its reverse (123001002222), we get a palindrome (345201102543).

The spelling of 222200100321 in words is "two hundred twenty-two billion, two hundred million, one hundred thousand, three hundred twenty-one".