12320024424 has 16 divisors (see below), whose sum is σ = 30800061120. Its totient is φ = 4106674800.

The previous prime is 12320024411. The next prime is 12320024429. The reversal of 12320024424 is 42442002321.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 513334351 = 12320024424 / (1 + 2 + 3 + 2 + 0 + 0 + 2 + 4 + 4 + 2 + 4).

It is a junction number, because it is equal to n+sod(n) for n = 12320024394 and 12320024403.

It is not an unprimeable number, because it can be changed into a prime (12320024429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 256667152 + ... + 256667199.

It is an arithmetic number, because the mean of its divisors is an integer number (1925003820).

Almost surely, 2^12320024424 is an apocalyptic number.

It is an amenable number.

12320024424 is an abundant number, since it is smaller than the sum of its proper divisors (18480036696).

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

12320024424 is a wasteful number, since it uses less digits than its factorization.

12320024424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513334360 (or 513334356 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 12320024424 its reverse (42442002321), we get a palindrome (54762026745).

The spelling of 12320024424 in words is "twelve billion, three hundred twenty million, twenty-four thousand, four hundred twenty-four".