12002022212321 has 8 divisors (see below), whose sum is σ = 12294805701024. Its totient is φ = 11709241163680.

The previous prime is 12002022212269. The next prime is 12002022212333. The reversal of 12002022212321 is 12321222020021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12002022212321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12002022212293 and 12002022212302.

It is not an unprimeable number, because it can be changed into a prime (12002022212371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13013750 + ... + 13905456.

It is an arithmetic number, because the mean of its divisors is an integer number (1536850712628).

Almost surely, 2^{12002022212321} is an apocalyptic number.

It is an amenable number.

12002022212321 is a deficient number, since it is larger than the sum of its proper divisors (292783488703).

12002022212321 is an equidigital number, since it uses as much as digits as its factorization.

12002022212321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1220031.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 12002022212321 its reverse (12321222020021), we get a palindrome (24323244232342).

The spelling of 12002022212321 in words is "twelve trillion, two billion, twenty-two million, two hundred twelve thousand, three hundred twenty-one".