100999968211 has 2 divisors, whose sum is σ = 100999968212. Its totient is φ = 100999968210.

The previous prime is 100999968197. The next prime is 100999968229. The reversal of 100999968211 is 112869999001.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100999968211 is a prime.

It is not a weakly prime, because it can be changed into another prime (100999965211) 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, 50499984105 + 50499984106.

It is an arithmetic number, because the mean of its divisors is an integer number (50499984106).

Almost surely, 2^100999968211 is an apocalyptic number.

100999968211 is a deficient number, since it is larger than the sum of its proper divisors (1).

100999968211 is an equidigital number, since it uses as much as digits as its factorization.

100999968211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 629856, while the sum is 55.

The spelling of 100999968211 in words is "one hundred billion, nine hundred ninety-nine million, nine hundred sixty-eight thousand, two hundred eleven".