100001022000091 has 2 divisors, whose sum is σ = 100001022000092. Its totient is φ = 100001022000090.

The previous prime is 100001022000073. The next prime is 100001022000149. The reversal of 100001022000091 is 190000220100001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100001022000091 - 2²⁷ = 100000887782363 is a prime.

It is not a weakly prime, because it can be changed into another prime (100001022000041) 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, 50000511000045 + 50000511000046.

It is an arithmetic number, because the mean of its divisors is an integer number (50000511000046).

Almost surely, 2^{100001022000091} is an apocalyptic number.

100001022000091 is a deficient number, since it is larger than the sum of its proper divisors (1).

100001022000091 is an equidigital number, since it uses as much as digits as its factorization.

100001022000091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 100001022000091 its reverse (190000220100001), we get a palindrome (290001242100092).

The spelling of 100001022000091 in words is "one hundred trillion, one billion, twenty-two million, ninety-one", and thus it is an aban number.