1323220232 has 16 divisors (see below), whose sum is σ = 2483576640. Its totient is φ = 660933136.

The previous prime is 1323220181. The next prime is 1323220237. The reversal of 1323220232 is 2320223231.

It is not an unprimeable number, because it can be changed into a prime (1323220237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76268 + ... + 91995.

It is an arithmetic number, because the mean of its divisors is an integer number (155223540).

Almost surely, 2^1323220232 is an apocalyptic number.

It is an amenable number.

1323220232 is a deficient number, since it is larger than the sum of its proper divisors (1160356408).

1323220232 is a wasteful number, since it uses less digits than its factorization.

1323220232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169252 (or 169248 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 1323220232 is about 36376.0942378370. The cubic root of 1323220232 is about 1097.8526239292.

Adding to 1323220232 its reverse (2320223231), we get a palindrome (3643443463).

Subtracting 1323220232 from its reverse (2320223231), we obtain a cube (997002999 = 999³).

The spelling of 1323220232 in words is "one billion, three hundred twenty-three million, two hundred twenty thousand, two hundred thirty-two".