1323103232 has 88 divisors (see below), whose sum is σ = 2916434592. Its totient is φ = 594944000.

The previous prime is 1323103231. The next prime is 1323103259. The reversal of 1323103232 is 2323013231.

It is a tau number, because it is divible by the number of its divisors (88).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323103231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1137083 + ... + 1138245.

Almost surely, 2^1323103232 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 1323103232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1458217296).

1323103232 is an abundant number, since it is smaller than the sum of its proper divisors (1593331360).

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

1323103232 is a wasteful number, since it uses less digits than its factorization.

1323103232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1295 (or 1277 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 1323103232 is about 36374.4860032413. The cubic root of 1323103232 is about 1097.8202653593.

Adding to 1323103232 its reverse (2323013231), we get a palindrome (3646116463).

Subtracting 1323103232 from its reverse (2323013231), we obtain a palindrome (999909999).

The spelling of 1323103232 in words is "one billion, three hundred twenty-three million, one hundred three thousand, two hundred thirty-two".