12243204324 has 96 divisors (see below), whose sum is σ = 34386240000. Its totient is φ = 3767066784.

The previous prime is 12243204319. The next prime is 12243204341. The reversal of 12243204324 is 42340234221.

12243204324 is a `hidden beast` number, since 1 + 224 + 3 + 2 + 0 + 432 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 211477 + ... + 263075.

It is an arithmetic number, because the mean of its divisors is an integer number (358190000).

Almost surely, 2^12243204324 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12243204324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17193120000).

12243204324 is an abundant number, since it is smaller than the sum of its proper divisors (22143035676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12243204324 is a wasteful number, since it uses less digits than its factorization.

12243204324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51651 (or 51617 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 12243204324 its reverse (42340234221), we get a palindrome (54583438545).

The spelling of 12243204324 in words is "twelve billion, two hundred forty-three million, two hundred four thousand, three hundred twenty-four".