101110100109 has 4 divisors (see below), whose sum is σ = 134813466816. Its totient is φ = 67406733404.

The previous prime is 101110100093. The next prime is 101110100129. The reversal of 101110100109 is 901001011101.

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: 901001011101 = 3 ⋅300333670367.

It is a cyclic number.

It is not a de Polignac number, because 101110100109 - 2⁴ = 101110100093 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101110100129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16851683349 + ... + 16851683354.

It is an arithmetic number, because the mean of its divisors is an integer number (33703366704).

Almost surely, 2^101110100109 is an apocalyptic number.

It is an amenable number.

101110100109 is a deficient number, since it is larger than the sum of its proper divisors (33703366707).

101110100109 is an equidigital number, since it uses as much as digits as its factorization.

101110100109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33703366706.

The product of its (nonzero) digits is 9, while the sum is 15.

The spelling of 101110100109 in words is "one hundred one billion, one hundred ten million, one hundred thousand, one hundred nine".