8821312113199 has 2 divisors, whose sum is σ = 8821312113200. Its totient is φ = 8821312113198.

The previous prime is 8821312113191. The next prime is 8821312113239. The reversal of 8821312113199 is 9913112131288.

8821312113199 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8821312113199 - 2³ = 8821312113191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8821312113191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4410656056599 + 4410656056600.

It is an arithmetic number, because the mean of its divisors is an integer number (4410656056600).

Almost surely, 2^{8821312113199} is an apocalyptic number.

8821312113199 is a deficient number, since it is larger than the sum of its proper divisors (1).

8821312113199 is an equidigital number, since it uses as much as digits as its factorization.

8821312113199 is an evil number, because the sum of its binary digits is even.

The product of its digits is 186624, while the sum is 49.

The spelling of 8821312113199 in words is "eight trillion, eight hundred twenty-one billion, three hundred twelve million, one hundred thirteen thousand, one hundred ninety-nine".