321000222321 has 8 divisors (see below), whose sum is σ = 475555884960. Its totient is φ = 214000148196.

The previous prime is 321000222299. The next prime is 321000222329. The reversal of 321000222321 is 123222000123.

321000222321 is a `hidden beast` number, since 321 + 0 + 0 + 0 + 2 + 22 + 321 = 666.

It is not a de Polignac number, because 321000222321 - 2¹⁴ = 321000205937 is a prime.

It is a super-2 number, since 2×321000222321² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 321000222294 and 321000222303.

It is not an unprimeable number, because it can be changed into a prime (321000222329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5944448535 + ... + 5944448588.

It is an arithmetic number, because the mean of its divisors is an integer number (59444485620).

Almost surely, 2^321000222321 is an apocalyptic number.

It is an amenable number.

321000222321 is a deficient number, since it is larger than the sum of its proper divisors (154555662639).

321000222321 is a wasteful number, since it uses less digits than its factorization.

321000222321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11888897132 (or 11888897126 counting only the distinct ones).

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

Adding to 321000222321 its reverse (123222000123), we get a palindrome (444222222444).

It can be divided in two parts, 3210002 and 22321, that added together give a palindrome (3232323).

The spelling of 321000222321 in words is "three hundred twenty-one billion, two hundred twenty-two thousand, three hundred twenty-one".