9100089900001 has 4 divisors (see below), whose sum is σ = 9100396154772. Its totient is φ = 9099783645232.

The previous prime is 9100089899933. The next prime is 9100089900023. The reversal of 9100089900001 is 1000099800019.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7468277824225 + 1631812075776 = 2732815^2 + 1277424^2 .

It is a cyclic number.

It is not a de Polignac number, because 9100089900001 - 2²⁹ = 9099553029089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9100089900071) 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, 153082810 + ... + 153142243.

It is an arithmetic number, because the mean of its divisors is an integer number (2275099038693).

Almost surely, 2^{9100089900001} is an apocalyptic number.

It is an amenable number.

9100089900001 is a deficient number, since it is larger than the sum of its proper divisors (306254771).

9100089900001 is a wasteful number, since it uses less digits than its factorization.

9100089900001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306254770.

The product of its (nonzero) digits is 5832, while the sum is 37.

The spelling of 9100089900001 in words is "nine trillion, one hundred billion, eighty-nine million, nine hundred thousand, one".