12110111103 has 8 divisors (see below), whose sum is σ = 16147323648. Its totient is φ = 8073152984.

The previous prime is 12110111081. The next prime is 12110111107. The reversal of 12110111103 is 30111101121.

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 12110111103 - 2¹⁷ = 12109980031 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12110111107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148576 + ... + 215162.

It is an arithmetic number, because the mean of its divisors is an integer number (2018415456).

Almost surely, 2^12110111103 is an apocalyptic number.

12110111103 is a deficient number, since it is larger than the sum of its proper divisors (4037212545).

12110111103 is an equidigital number, since it uses as much as digits as its factorization.

12110111103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127213.

The product of its (nonzero) digits is 6, while the sum is 12.

Adding to 12110111103 its reverse (30111101121), we get a palindrome (42221212224).

The spelling of 12110111103 in words is "twelve billion, one hundred ten million, one hundred eleven thousand, one hundred three".