12320111103 has 8 divisors (see below), whose sum is σ = 16427468928. Its totient is φ = 8213080344.

The previous prime is 12320111077. The next prime is 12320111107. The reversal of 12320111103 is 30111102321.

It is a happy number.

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

It is not a de Polignac number, because 12320111103 - 2⁵ = 12320111071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12320111107) 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, 26676 + ... + 159222.

It is an arithmetic number, because the mean of its divisors is an integer number (2053433616).

Almost surely, 2^12320111103 is an apocalyptic number.

12320111103 is a deficient number, since it is larger than the sum of its proper divisors (4107357825).

12320111103 is a wasteful number, since it uses less digits than its factorization.

12320111103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163533.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 12320111103 its reverse (30111102321), we get a palindrome (42431213424).

The spelling of 12320111103 in words is "twelve billion, three hundred twenty million, one hundred eleven thousand, one hundred three".