20412430232 has 32 divisors (see below), whose sum is σ = 39573288720. Its totient is φ = 9864207360.

The previous prime is 20412430231. The next prime is 20412430243. The reversal of 20412430232 is 23203421402.

It is a junction number, because it is equal to n+sod(n) for n = 20412430198 and 20412430207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20412430231) 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 7 ways as a sum of consecutive naturals, for example, 255713 + ... + 325904.

Almost surely, 2^20412430232 is an apocalyptic number.

It is an amenable number.

20412430232 is a deficient number, since it is larger than the sum of its proper divisors (19160858488).

20412430232 is a wasteful number, since it uses less digits than its factorization.

20412430232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581771 (or 581767 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 20412430232 its reverse (23203421402), we get a palindrome (43615851634).

The spelling of 20412430232 in words is "twenty billion, four hundred twelve million, four hundred thirty thousand, two hundred thirty-two".