12320111102 has 16 divisors (see below), whose sum is σ = 19910478672. Its totient is φ = 5683702080.

The previous prime is 12320111077. The next prime is 12320111107. The reversal of 12320111102 is 20111102321.

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, 43424 + ... + 162867.

It is an arithmetic number, because the mean of its divisors is an integer number (1244404917).

Almost surely, 2^12320111102 is an apocalyptic number.

12320111102 is a deficient number, since it is larger than the sum of its proper divisors (7590367570).

12320111102 is a wasteful number, since it uses less digits than its factorization.

12320111102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208603.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 12320111102 its reverse (20111102321), we get a palindrome (32431213423).

The spelling of 12320111102 in words is "twelve billion, three hundred twenty million, one hundred eleven thousand, one hundred two".