100111011111109 has 8 divisors (see below), whose sum is σ = 100134253253600. Its totient is φ = 100087769626416.

The previous prime is 100111011111103. The next prime is 100111011111121. The reversal of 100111011111109 is 901111110111001.

It is a happy number.

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 100111011111109 - 2³ = 100111011111101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100111011111101) 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, 436005667 + ... + 436235215.

It is an arithmetic number, because the mean of its divisors is an integer number (12516781656700).

Almost surely, 2^{100111011111109} is an apocalyptic number.

It is an amenable number.

100111011111109 is a deficient number, since it is larger than the sum of its proper divisors (23242142491).

100111011111109 is an equidigital number, since it uses as much as digits as its factorization.

100111011111109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328899.

The product of its (nonzero) digits is 9, while the sum is 19.

The spelling of 100111011111109 in words is "one hundred trillion, one hundred eleven billion, eleven million, one hundred eleven thousand, one hundred nine".