100100110109 has 4 divisors (see below), whose sum is σ = 101306135616. Its totient is φ = 98894084604.

The previous prime is 100100110051. The next prime is 100100110129. The reversal of 100100110109 is 901011001001.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 901011001001 = 5851 ⋅153992651.

It is a cyclic number.

It is not a de Polignac number, because 100100110109 - 2¹² = 100100106013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100100110093 and 100100110102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100100110129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 603012629 + ... + 603012794.

It is an arithmetic number, because the mean of its divisors is an integer number (25326533904).

Almost surely, 2^100100110109 is an apocalyptic number.

It is an amenable number.

100100110109 is a deficient number, since it is larger than the sum of its proper divisors (1206025507).

100100110109 is an equidigital number, since it uses as much as digits as its factorization.

100100110109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1206025506.

The product of its (nonzero) digits is 9, while the sum is 14.

The spelling of 100100110109 in words is "one hundred billion, one hundred million, one hundred ten thousand, one hundred nine".