99318211 has 2 divisors, whose sum is σ = 99318212. Its totient is φ = 99318210.

The previous prime is 99318173. The next prime is 99318221. The reversal of 99318211 is 11281399.

It is a strong prime.

It is an emirp because it is prime and its reverse (11281399) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99318211 is a prime.

It is not a weakly prime, because it can be changed into another prime (99318221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49659105 + 49659106.

It is an arithmetic number, because the mean of its divisors is an integer number (49659106).

Almost surely, 2^99318211 is an apocalyptic number.

99318211 is a deficient number, since it is larger than the sum of its proper divisors (1).

99318211 is an equidigital number, since it uses as much as digits as its factorization.

99318211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888, while the sum is 34.

The square root of 99318211 is about 9965.8522465467. The cubic root of 99318211 is about 463.1016155267.

The spelling of 99318211 in words is "ninety-nine million, three hundred eighteen thousand, two hundred eleven".