101010000091999 has 2 divisors, whose sum is σ = 101010000092000. Its totient is φ = 101010000091998.

The previous prime is 101010000091997. The next prime is 101010000092047. The reversal of 101010000091999 is 999190000010101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101010000091999 - 2¹ = 101010000091997 is a prime.

Together with 101010000091997, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101010000091997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50505000045999 + 50505000046000.

It is an arithmetic number, because the mean of its divisors is an integer number (50505000046000).

Almost surely, 2^{101010000091999} is an apocalyptic number.

101010000091999 is a deficient number, since it is larger than the sum of its proper divisors (1).

101010000091999 is an equidigital number, since it uses as much as digits as its factorization.

101010000091999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6561, while the sum is 40.

The spelling of 101010000091999 in words is "one hundred one trillion, ten billion, ninety-one thousand, nine hundred ninety-nine".