1330221232 has 20 divisors (see below), whose sum is σ = 2588372280. Its totient is φ = 662254208.

The previous prime is 1330221229. The next prime is 1330221239. The reversal of 1330221232 is 2321220331.

It is not an unprimeable number, because it can be changed into a prime (1330221239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 174682 + ... + 182137.

It is an arithmetic number, because the mean of its divisors is an integer number (129418614).

Almost surely, 2^1330221232 is an apocalyptic number.

It is an amenable number.

1330221232 is a deficient number, since it is larger than the sum of its proper divisors (1258151048).

1330221232 is a wasteful number, since it uses less digits than its factorization.

1330221232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357060 (or 357054 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 1330221232 is about 36472.1980692143. The cubic root of 1330221232 is about 1099.7854215055.

Adding to 1330221232 its reverse (2321220331), we get a palindrome (3651441563).

Subtracting 1330221232 from its reverse (2321220331), we obtain a palindrome (990999099).

The spelling of 1330221232 in words is "one billion, three hundred thirty million, two hundred twenty-one thousand, two hundred thirty-two".