7221160712719 has 2 divisors, whose sum is σ = 7221160712720. Its totient is φ = 7221160712718.

The previous prime is 7221160712671. The next prime is 7221160712737. The reversal of 7221160712719 is 9172170611227.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7221160712719 is a prime.

It is a super-2 number, since 2×7221160712719² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7221160712789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3610580356359 + 3610580356360.

It is an arithmetic number, because the mean of its divisors is an integer number (3610580356360).

Almost surely, 2^{7221160712719} is an apocalyptic number.

7221160712719 is a deficient number, since it is larger than the sum of its proper divisors (1).

7221160712719 is an equidigital number, since it uses as much as digits as its factorization.

7221160712719 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 148176, while the sum is 46.

The spelling of 7221160712719 in words is "seven trillion, two hundred twenty-one billion, one hundred sixty million, seven hundred twelve thousand, seven hundred nineteen".