1000091910001 has 4 divisors (see below), whose sum is σ = 1017042620400. Its totient is φ = 983141199604.

The previous prime is 1000091909963. The next prime is 1000091910031. The reversal of 1000091910001 is 1000191900001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1000091910001 - 2⁹ = 1000091909489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1000091910031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8475355111 + ... + 8475355228.

It is an arithmetic number, because the mean of its divisors is an integer number (254260655100).

Almost surely, 2^{1000091910001} is an apocalyptic number.

It is an amenable number.

1000091910001 is a deficient number, since it is larger than the sum of its proper divisors (16950710399).

1000091910001 is an equidigital number, since it uses as much as digits as its factorization.

1000091910001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16950710398.

The product of its (nonzero) digits is 81, while the sum is 22.

Multiplying 1000091910001 by its sum of digits (22), we get a palindrome (22002022020022).

The spelling of 1000091910001 in words is "one trillion, ninety-one million, nine hundred ten thousand, one".