1100111109 has 8 divisors (see below), whose sum is σ = 1491676320. Its totient is φ = 720976656.

The previous prime is 1100111071. The next prime is 1100111113. The reversal of 1100111109 is 9011110011.

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

It is not a de Polignac number, because 1100111109 - 2⁹ = 1100110597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100111119) 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, 3107482 + ... + 3107835.

It is an arithmetic number, because the mean of its divisors is an integer number (186459540).

Almost surely, 2^1100111109 is an apocalyptic number.

It is an amenable number.

1100111109 is a deficient number, since it is larger than the sum of its proper divisors (391565211).

1100111109 is an equidigital number, since it uses as much as digits as its factorization.

1100111109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6215379.

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

The square root of 1100111109 is about 33167.9228924574. The cubic root of 1100111109 is about 1032.3148705321.

The spelling of 1100111109 in words is "one billion, one hundred million, one hundred eleven thousand, one hundred nine".