10100109 has 4 divisors (see below), whose sum is σ = 13466816. Its totient is φ = 6733404.

The previous prime is 10100107. The next prime is 10100113. The reversal of 10100109 is 90100101.

10100109 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 10100109 - 2¹ = 10100107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10100094 and 10100103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10100107) 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, 1683349 + ... + 1683354.

It is an arithmetic number, because the mean of its divisors is an integer number (3366704).

Almost surely, 2^10100109 is an apocalyptic number.

It is an amenable number.

10100109 is a deficient number, since it is larger than the sum of its proper divisors (3366707).

10100109 is an equidigital number, since it uses as much as digits as its factorization.

10100109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3366706.

The product of its (nonzero) digits is 9, while the sum is 12.

The square root of 10100109 is about 3178.0668652500. The cubic root of 10100109 is about 216.1600108942.

The spelling of 10100109 in words is "ten million, one hundred thousand, one hundred nine".