12113444211 has 16 divisors (see below), whose sum is σ = 17676962688. Its totient is φ = 7317561600.

The previous prime is 12113444183. The next prime is 12113444227. The reversal of 12113444211 is 11244431121.

It is a happy number.

12113444211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12113444211 - 2²⁵ = 12079889779 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12113444251) 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 15 ways as a sum of consecutive naturals, for example, 587710 + ... + 607971.

It is an arithmetic number, because the mean of its divisors is an integer number (1104810168).

Almost surely, 2^12113444211 is an apocalyptic number.

12113444211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12113444211 is a deficient number, since it is larger than the sum of its proper divisors (5563518477).

12113444211 is a wasteful number, since it uses less digits than its factorization.

12113444211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1196002.

The product of its digits is 768, while the sum is 24.

Adding to 12113444211 its reverse (11244431121), we get a palindrome (23357875332).

The spelling of 12113444211 in words is "twelve billion, one hundred thirteen million, four hundred forty-four thousand, two hundred eleven".