12204223432 has 16 divisors (see below), whose sum is σ = 24228973260. Its totient is φ = 5743163904.

The previous prime is 12204223417. The next prime is 12204223433. The reversal of 12204223432 is 23432240221.

It can be written as a sum of positive squares in 2 ways, for example, as 11047271236 + 1156952196 = 105106^2 + 34014^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12204223397 and 12204223406.

It is not an unprimeable number, because it can be changed into a prime (12204223433) 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, 44868333 + ... + 44868604.

Almost surely, 2^12204223432 is an apocalyptic number.

It is an amenable number.

12204223432 is a deficient number, since it is larger than the sum of its proper divisors (12024749828).

12204223432 is a wasteful number, since it uses less digits than its factorization.

12204223432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89736960 (or 89736956 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 12204223432 its reverse (23432240221), we get a palindrome (35636463653).

The spelling of 12204223432 in words is "twelve billion, two hundred four million, two hundred twenty-three thousand, four hundred thirty-two".