100091313091 has 12 divisors (see below), whose sum is σ = 127017548280. Its totient is φ = 77993230560.

The previous prime is 100091313067. The next prime is 100091313103. The reversal of 100091313091 is 190313190001.

It is not a de Polignac number, because 100091313091 - 2¹⁷ = 100091182019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100091313001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 92848546 + ... + 92849623.

It is an arithmetic number, because the mean of its divisors is an integer number (10584795690).

Almost surely, 2^100091313091 is an apocalyptic number.

100091313091 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

100091313091 is a deficient number, since it is larger than the sum of its proper divisors (26926235189).

100091313091 is a wasteful number, since it uses less digits than its factorization.

100091313091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185698194 (or 185698187 counting only the distinct ones).

The product of its (nonzero) digits is 729, while the sum is 28.

The spelling of 100091313091 in words is "one hundred billion, ninety-one million, three hundred thirteen thousand, ninety-one".