100101012109 has 8 divisors (see below), whose sum is σ = 115580550848. Its totient is φ = 84916321920.

The previous prime is 100101012079. The next prime is 100101012133. The reversal of 100101012109 is 901210101001.

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

It is a cyclic number.

It is not a de Polignac number, because 100101012109 - 2⁹ = 100101011597 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100101012092 and 100101012101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100101012149) 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, 73711407 + ... + 73712764.

It is an arithmetic number, because the mean of its divisors is an integer number (14447568856).

Almost surely, 2^100101012109 is an apocalyptic number.

It is an amenable number.

100101012109 is a deficient number, since it is larger than the sum of its proper divisors (15479538739).

100101012109 is an equidigital number, since it uses as much as digits as its factorization.

100101012109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147424275.

The product of its (nonzero) digits is 18, while the sum is 16.

The spelling of 100101012109 in words is "one hundred billion, one hundred one million, twelve thousand, one hundred nine".