10099218817 has 2 divisors, whose sum is σ = 10099218818. Its totient is φ = 10099218816.

The previous prime is 10099218761. The next prime is 10099218839. The reversal of 10099218817 is 71881299001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6554683521 + 3544535296 = 80961^2 + 59536^2 .

It is a cyclic number.

It is not a de Polignac number, because 10099218817 - 2²³ = 10090830209 is a prime.

It is not a weakly prime, because it can be changed into another prime (10099218517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5049609408 + 5049609409.

It is an arithmetic number, because the mean of its divisors is an integer number (5049609409).

Almost surely, 2^10099218817 is an apocalyptic number.

It is an amenable number.

10099218817 is a deficient number, since it is larger than the sum of its proper divisors (1).

10099218817 is an equidigital number, since it uses as much as digits as its factorization.

10099218817 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 46.

The spelling of 10099218817 in words is "ten billion, ninety-nine million, two hundred eighteen thousand, eight hundred seventeen".