12132103111 has 4 divisors (see below), whose sum is σ = 12278273112. Its totient is φ = 11985933112.

The previous prime is 12132103103. The next prime is 12132103129. The reversal of 12132103111 is 11130123121.

It is a happy number.

12132103111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12132103111 - 2³ = 12132103103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12132103211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73084876 + ... + 73085041.

It is an arithmetic number, because the mean of its divisors is an integer number (3069568278).

Almost surely, 2^12132103111 is an apocalyptic number.

12132103111 is a deficient number, since it is larger than the sum of its proper divisors (146170001).

12132103111 is an equidigital number, since it uses as much as digits as its factorization.

12132103111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146170000.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 12132103111 its reverse (11130123121), we get a palindrome (23262226232).

The spelling of 12132103111 in words is "twelve billion, one hundred thirty-two million, one hundred three thousand, one hundred eleven".