12324434220 has 72 divisors (see below), whose sum is σ = 42724709664. Its totient is φ = 2817013248.

The previous prime is 12324434209. The next prime is 12324434267. The reversal of 12324434220 is 2243442321.

12324434220 is a `hidden beast` number, since 1 + 2 + 3 + 2 + 4 + 434 + 220 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4889389 + ... + 4891908.

Almost surely, 2^12324434220 is an apocalyptic number.

12324434220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12324434220 is an abundant number, since it is smaller than the sum of its proper divisors (30400275444).

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

12324434220 is a wasteful number, since it uses less digits than its factorization.

12324434220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9781319 (or 9781314 counting only the distinct ones).

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

Adding to 12324434220 its reverse (2243442321), we get a palindrome (14567876541).

It can be divided in two parts, 123244 and 34220, that added together give a cube (157464 = 54³).

The spelling of 12324434220 in words is "twelve billion, three hundred twenty-four million, four hundred thirty-four thousand, two hundred twenty".