22200321321 has 12 divisors (see below), whose sum is σ = 33254802672. Its totient is φ = 14800214052.

The previous prime is 22200321289. The next prime is 22200321331. The reversal of 22200321321 is 12312300222.

22200321321 is a `hidden beast` number, since 2 + 2 + 20 + 0 + 321 + 321 = 666.

It is not a de Polignac number, because 22200321321 - 2⁵ = 22200321289 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22200321294 and 22200321303.

It is not an unprimeable number, because it can be changed into a prime (22200321331) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45679431 + ... + 45679916.

It is an arithmetic number, because the mean of its divisors is an integer number (2771233556).

Almost surely, 2^22200321321 is an apocalyptic number.

It is an amenable number.

22200321321 is a deficient number, since it is larger than the sum of its proper divisors (11054481351).

22200321321 is an frugal number, since it uses more digits than its factorization.

22200321321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91359362 (or 91359350 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 22200321321 its reverse (12312300222), we get a palindrome (34512621543).

The spelling of 22200321321 in words is "twenty-two billion, two hundred million, three hundred twenty-one thousand, three hundred twenty-one".