110909091911 has 4 divisors (see below), whose sum is σ = 113268859872. Its totient is φ = 108549323952.

The previous prime is 110909091907. The next prime is 110909091919. The reversal of 110909091911 is 119190909011.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 110909091911 - 2² = 110909091907 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 (110909091919) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1179883910 + ... + 1179884003.

It is an arithmetic number, because the mean of its divisors is an integer number (28317214968).

Almost surely, 2^110909091911 is an apocalyptic number.

110909091911 is a deficient number, since it is larger than the sum of its proper divisors (2359767961).

110909091911 is an equidigital number, since it uses as much as digits as its factorization.

110909091911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2359767960.

The product of its (nonzero) digits is 6561, while the sum is 41.

The spelling of 110909091911 in words is "one hundred ten billion, nine hundred nine million, ninety-one thousand, nine hundred eleven".