6217329245321 has 2 divisors, whose sum is σ = 6217329245322. Its totient is φ = 6217329245320.

The previous prime is 6217329245243. The next prime is 6217329245333. The reversal of 6217329245321 is 1235429237126.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6200896825600 + 16432419721 = 2490160^2 + 128189^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6217329245321 is a prime.

It is not a weakly prime, because it can be changed into another prime (6217329275321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3108664622660 + 3108664622661.

It is an arithmetic number, because the mean of its divisors is an integer number (3108664622661).

Almost surely, 2^{6217329245321} is an apocalyptic number.

It is an amenable number.

6217329245321 is a deficient number, since it is larger than the sum of its proper divisors (1).

6217329245321 is an equidigital number, since it uses as much as digits as its factorization.

6217329245321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1088640, while the sum is 47.

The spelling of 6217329245321 in words is "six trillion, two hundred seventeen billion, three hundred twenty-nine million, two hundred forty-five thousand, three hundred twenty-one".