12110103111 has 16 divisors (see below), whose sum is σ = 16329041280. Its totient is φ = 7982503200.

The previous prime is 12110103091. The next prime is 12110103149. The reversal of 12110103111 is 11130101121.

It is not a de Polignac number, because 12110103111 - 2¹¹ = 12110101063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12110103191) 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, 196876 + ... + 250958.

It is an arithmetic number, because the mean of its divisors is an integer number (1020565080).

Almost surely, 2^12110103111 is an apocalyptic number.

12110103111 is a deficient number, since it is larger than the sum of its proper divisors (4218938169).

12110103111 is a wasteful number, since it uses less digits than its factorization.

12110103111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54926.

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

Adding to 12110103111 its reverse (11130101121), we get a palindrome (23240204232).

It can be divided in two parts, 1211010 and 3111, that added together give a palindrome (1214121).

The spelling of 12110103111 in words is "twelve billion, one hundred ten million, one hundred three thousand, one hundred eleven".