12231003321 has 12 divisors (see below), whose sum is σ = 18321338672. Its totient is φ = 8154002052.

The previous prime is 12231003313. The next prime is 12231003341. The reversal of 12231003321 is 12330013221.

12231003321 is a `hidden beast` number, since 1 + 22 + 310 + 0 + 332 + 1 = 666.

It is not a de Polignac number, because 12231003321 - 2³ = 12231003313 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12231003294 and 12231003303.

It is not an unprimeable number, because it can be changed into a prime (12231003341) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25166431 + ... + 25166916.

Almost surely, 2^12231003321 is an apocalyptic number.

It is an amenable number.

12231003321 is a deficient number, since it is larger than the sum of its proper divisors (6090335351).

12231003321 is an frugal number, since it uses more digits than its factorization.

12231003321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50333362 (or 50333350 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 12231003321 its reverse (12330013221), we get a palindrome (24561016542).

The spelling of 12231003321 in words is "twelve billion, two hundred thirty-one million, three thousand, three hundred twenty-one".