12222402330321 has 12 divisors (see below), whose sum is σ = 17654611462800. Its totient is φ = 8148254226840.

The previous prime is 12222402330289. The next prime is 12222402330343. The reversal of 12222402330321 is 12303320422221.

12222402330321 is a `hidden beast` number, since 1 + 2 + 2 + 2 + 2 + 4 + 0 + 2 + 330 + 321 = 666.

It is not a de Polignac number, because 12222402330321 - 2⁵ = 12222402330289 is a prime.

It is a super-2 number, since 2×12222402330321² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12222402330221) 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, 9511230 + ... + 10719528.

It is an arithmetic number, because the mean of its divisors is an integer number (1471217621900).

Almost surely, 2^{12222402330321} is an apocalyptic number.

It is an amenable number.

12222402330321 is a deficient number, since it is larger than the sum of its proper divisors (5432209132479).

12222402330321 is a wasteful number, since it uses less digits than its factorization.

12222402330321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2332236 (or 2332233 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 12222402330321 its reverse (12303320422221), we get a palindrome (24525722752542).

The spelling of 12222402330321 in words is "twelve trillion, two hundred twenty-two billion, four hundred two million, three hundred thirty thousand, three hundred twenty-one".