1316221014599 has 2 divisors, whose sum is σ = 1316221014600. Its totient is φ = 1316221014598.

The previous prime is 1316221014569. The next prime is 1316221014607. The reversal of 1316221014599 is 9954101226131.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1316221014599 is a prime.

It is a super-2 number, since 2×1316221014599² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1316221014569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 658110507299 + 658110507300.

It is an arithmetic number, because the mean of its divisors is an integer number (658110507300).

Almost surely, 2^{1316221014599} is an apocalyptic number.

1316221014599 is a deficient number, since it is larger than the sum of its proper divisors (1).

1316221014599 is an equidigital number, since it uses as much as digits as its factorization.

1316221014599 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 116640, while the sum is 44.

The spelling of 1316221014599 in words is "one trillion, three hundred sixteen billion, two hundred twenty-one million, fourteen thousand, five hundred ninety-nine".