12111344324 has 24 divisors (see below), whose sum is σ = 22396335360. Its totient is φ = 5719057344.

The previous prime is 12111344321. The next prime is 12111344387. The reversal of 12111344324 is 42344311121.

It is a super-2 number, since 2×12111344324² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12111344293 and 12111344302.

It is not an unprimeable number, because it can be changed into a prime (12111344321) 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, 825929 + ... + 840464.

It is an arithmetic number, because the mean of its divisors is an integer number (933180640).

Almost surely, 2^12111344324 is an apocalyptic number.

It is an amenable number.

12111344324 is a deficient number, since it is larger than the sum of its proper divisors (10284991036).

12111344324 is a wasteful number, since it uses less digits than its factorization.

12111344324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1666499 (or 1666497 counting only the distinct ones).

The product of its digits is 2304, while the sum is 26.

Adding to 12111344324 its reverse (42344311121), we get a palindrome (54455655445).

The spelling of 12111344324 in words is "twelve billion, one hundred eleven million, three hundred forty-four thousand, three hundred twenty-four".