10001120109 has 16 divisors (see below), whose sum is σ = 13519396800. Its totient is φ = 6575413376.

The previous prime is 10001120081. The next prime is 10001120131. The reversal of 10001120109 is 90102110001.

It is a cyclic number.

It is not a de Polignac number, because 10001120109 - 2²⁵ = 9967565677 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10001120309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106387 + ... + 176975.

It is an arithmetic number, because the mean of its divisors is an integer number (844962300).

Almost surely, 2^10001120109 is an apocalyptic number.

It is an amenable number.

10001120109 is a deficient number, since it is larger than the sum of its proper divisors (3518276691).

10001120109 is an equidigital number, since it uses as much as digits as its factorization.

10001120109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71244.

The product of its (nonzero) digits is 18, while the sum is 15.

The spelling of 10001120109 in words is "ten billion, one million, one hundred twenty thousand, one hundred nine".