9909100001 has 16 divisors (see below), whose sum is σ = 10660991040. Its totient is φ = 9182491200.

The previous prime is 9909099983. The next prime is 9909100013. The reversal of 9909100001 is 1000019099.

9909100001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 9909100001 - 2¹⁸ = 9908837857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9909100801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128171 + ... + 190383.

It is an arithmetic number, because the mean of its divisors is an integer number (666311940).

Almost surely, 2^9909100001 is an apocalyptic number.

It is an amenable number.

9909100001 is a deficient number, since it is larger than the sum of its proper divisors (751891039).

9909100001 is a wasteful number, since it uses less digits than its factorization.

9909100001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62416.

The product of its (nonzero) digits is 729, while the sum is 29.

The square root of 9909100001 is about 99544.4624326235. The cubic root of 9909100001 is about 2147.8868728473.

The spelling of 9909100001 in words is "nine billion, nine hundred nine million, one hundred thousand, one".