1323221332 has 12 divisors (see below), whose sum is σ = 2437513120. Its totient is φ = 626789016.

The previous prime is 1323221293. The next prime is 1323221353. The reversal of 1323221332 is 2331223231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8705328 + ... + 8705479.

Almost surely, 2^1323221332 is an apocalyptic number.

It is an amenable number.

1323221332 is a deficient number, since it is larger than the sum of its proper divisors (1114291788).

1323221332 is a wasteful number, since it uses less digits than its factorization.

1323221332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17410830 (or 17410828 counting only the distinct ones).

The product of its digits is 1296, while the sum is 22.

The square root of 1323221332 is about 36376.1093576540. The cubic root of 1323221332 is about 1097.8529281460.

Adding to 1323221332 its reverse (2331223231), we get a palindrome (3654444563).

The spelling of 1323221332 in words is "one billion, three hundred twenty-three million, two hundred twenty-one thousand, three hundred thirty-two".