12210002219321 has 2 divisors, whose sum is σ = 12210002219322. Its totient is φ = 12210002219320.

The previous prime is 12210002219299. The next prime is 12210002219333. The reversal of 12210002219321 is 12391220001221.

12210002219321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8040973306921 + 4169028912400 = 2835661^2 + 2041820^2 .

It is a cyclic number.

It is not a de Polignac number, because 12210002219321 - 2³⁰ = 12208928477497 is a prime.

It is not a weakly prime, because it can be changed into another prime (12210002219341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105001109660 + 6105001109661.

It is an arithmetic number, because the mean of its divisors is an integer number (6105001109661).

Almost surely, 2^{12210002219321} is an apocalyptic number.

It is an amenable number.

12210002219321 is a deficient number, since it is larger than the sum of its proper divisors (1).

12210002219321 is an equidigital number, since it uses as much as digits as its factorization.

12210002219321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 26.

The spelling of 12210002219321 in words is "twelve trillion, two hundred ten billion, two million, two hundred nineteen thousand, three hundred twenty-one".