100210112099891 has 2 divisors, whose sum is σ = 100210112099892. Its totient is φ = 100210112099890.

The previous prime is 100210112099843. The next prime is 100210112099987. The reversal of 100210112099891 is 198990211012001.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100210112099891 - 2⁴⁶ = 29841367922227 is a prime.

It is not a weakly prime, because it can be changed into another prime (100210112099791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50105056049945 + 50105056049946.

It is an arithmetic number, because the mean of its divisors is an integer number (50105056049946).

Almost surely, 2^{100210112099891} is an apocalyptic number.

100210112099891 is a deficient number, since it is larger than the sum of its proper divisors (1).

100210112099891 is an equidigital number, since it uses as much as digits as its factorization.

100210112099891 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 44.

The spelling of 100210112099891 in words is "one hundred trillion, two hundred ten billion, one hundred twelve million, ninety-nine thousand, eight hundred ninety-one".