1321232332 has 48 divisors (see below), whose sum is σ = 2762952192. Its totient is φ = 540524160.

The previous prime is 1321232321. The next prime is 1321232347. The reversal of 1321232332 is 2332321231.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 365928 + ... + 369520.

It is an arithmetic number, because the mean of its divisors is an integer number (57561504).

Almost surely, 2^1321232332 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1321232332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1381476096).

1321232332 is an abundant number, since it is smaller than the sum of its proper divisors (1441719860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1321232332 is a wasteful number, since it uses less digits than its factorization.

1321232332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4198 (or 4196 counting only the distinct ones).

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

The square root of 1321232332 is about 36348.7597037368. The cubic root of 1321232332 is about 1097.3025731289.

Adding to 1321232332 its reverse (2332321231), we get a palindrome (3653553563).

The spelling of 1321232332 in words is "one billion, three hundred twenty-one million, two hundred thirty-two thousand, three hundred thirty-two".