10010000020109 has 4 divisors (see below), whose sum is σ = 10010421464316. Its totient is φ = 10009578575904.

The previous prime is 10010000020103. The next prime is 10010000020129. The reversal of 10010000020109 is 90102000001001.

10010000020109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3202059724900 + 6807940295209 = 1789430^2 + 2609203^2 .

It is a cyclic number.

It is not a de Polignac number, because 10010000020109 - 2¹⁶ = 10009999954573 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10010000020093 and 10010000020102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10010000020103) 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, 210686474 + ... + 210733979.

It is an arithmetic number, because the mean of its divisors is an integer number (2502605366079).

Almost surely, 2^{10010000020109} is an apocalyptic number.

It is an amenable number.

10010000020109 is a deficient number, since it is larger than the sum of its proper divisors (421444207).

10010000020109 is an equidigital number, since it uses as much as digits as its factorization.

10010000020109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421444206.

The product of its (nonzero) digits is 18, while the sum is 14.

The spelling of 10010000020109 in words is "ten trillion, ten billion, twenty thousand, one hundred nine".