110109991863 has 16 divisors (see below), whose sum is σ = 146950594560. Its totient is φ = 73338066336.

The previous prime is 110109991861. The next prime is 110109991867. The reversal of 110109991863 is 368199901011.

It is a happy number.

It is not a de Polignac number, because 110109991863 - 2¹ = 110109991861 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110109991861) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27477406 + ... + 27481412.

It is an arithmetic number, because the mean of its divisors is an integer number (9184412160).

Almost surely, 2^110109991863 is an apocalyptic number.

110109991863 is a deficient number, since it is larger than the sum of its proper divisors (36840602697).

110109991863 is a wasteful number, since it uses less digits than its factorization.

110109991863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10286.

The product of its (nonzero) digits is 104976, while the sum is 48.

The spelling of 110109991863 in words is "one hundred ten billion, one hundred nine million, nine hundred ninety-one thousand, eight hundred sixty-three".