100002100009 has 8 divisors (see below), whose sum is σ = 114290285760. Its totient is φ = 85714457136.

The previous prime is 100002099971. The next prime is 100002100043. The reversal of 100002100009 is 900001200001.

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

It is not a de Polignac number, because 100002100009 - 2⁷ = 100002099881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100002100049) 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 7 ways as a sum of consecutive naturals, for example, 400002 + ... + 600004.

It is an arithmetic number, because the mean of its divisors is an integer number (14286285720).

Almost surely, 2^100002100009 is an apocalyptic number.

It is an amenable number.

100002100009 is a deficient number, since it is larger than the sum of its proper divisors (14288185751).

100002100009 is an equidigital number, since it uses as much as digits as its factorization.

100002100009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271439.

The product of its (nonzero) digits is 18, while the sum is 13.

The spelling of 100002100009 in words is "one hundred billion, two million, one hundred thousand, nine".