7221716230607 has 2 divisors, whose sum is σ = 7221716230608. Its totient is φ = 7221716230606.

The previous prime is 7221716230591. The next prime is 7221716230609. The reversal of 7221716230607 is 7060326171227.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7221716230607 - 2⁴ = 7221716230591 is a prime.

Together with 7221716230609, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7221716230609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3610858115303 + 3610858115304.

It is an arithmetic number, because the mean of its divisors is an integer number (3610858115304).

Almost surely, 2^{7221716230607} is an apocalyptic number.

7221716230607 is a deficient number, since it is larger than the sum of its proper divisors (1).

7221716230607 is an equidigital number, since it uses as much as digits as its factorization.

7221716230607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 296352, while the sum is 44.

The spelling of 7221716230607 in words is "seven trillion, two hundred twenty-one billion, seven hundred sixteen million, two hundred thirty thousand, six hundred seven".