100845212099 has 2 divisors, whose sum is σ = 100845212100. Its totient is φ = 100845212098.

The previous prime is 100845212093. The next prime is 100845212173. The reversal of 100845212099 is 990212548001.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100845212099 is a prime.

It is not a weakly prime, because it can be changed into another prime (100845212093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50422606049 + 50422606050.

It is an arithmetic number, because the mean of its divisors is an integer number (50422606050).

Almost surely, 2^100845212099 is an apocalyptic number.

100845212099 is a deficient number, since it is larger than the sum of its proper divisors (1).

100845212099 is an equidigital number, since it uses as much as digits as its factorization.

100845212099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 41.

The spelling of 100845212099 in words is "one hundred billion, eight hundred forty-five million, two hundred twelve thousand, ninety-nine".