10000109999 has 8 divisors (see below), whose sum is σ = 11040648192. Its totient is φ = 8981478040.

The previous prime is 10000109981. The next prime is 10000110007. The reversal of 10000109999 is 99990100001.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10000109999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10000109939) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5475599 + ... + 5477424.

It is an arithmetic number, because the mean of its divisors is an integer number (1380081024).

Almost surely, 2^10000109999 is an apocalyptic number.

10000109999 is a deficient number, since it is larger than the sum of its proper divisors (1040538193).

10000109999 is a wasteful number, since it uses less digits than its factorization.

10000109999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10953117.

The product of its (nonzero) digits is 6561, while the sum is 38.

The spelling of 10000109999 in words is "ten billion, one hundred nine thousand, nine hundred ninety-nine".