110011132091 has 4 divisors (see below), whose sum is σ = 125727008112. Its totient is φ = 94295256072.

The previous prime is 110011132087. The next prime is 110011132111. The reversal of 110011132091 is 190231110011.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 190231110011 = 41 ⋅4639783171.

It is a cyclic number.

It is not a de Polignac number, because 110011132091 - 2² = 110011132087 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110011132691) 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, 7857938000 + ... + 7857938013.

It is an arithmetic number, because the mean of its divisors is an integer number (31431752028).

Almost surely, 2^110011132091 is an apocalyptic number.

110011132091 is a deficient number, since it is larger than the sum of its proper divisors (15715876021).

110011132091 is an equidigital number, since it uses as much as digits as its factorization.

110011132091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15715876020.

The product of its (nonzero) digits is 54, while the sum is 20.

The spelling of 110011132091 in words is "one hundred ten billion, eleven million, one hundred thirty-two thousand, ninety-one".