1323211432 has 32 divisors (see below), whose sum is σ = 2519078400. Its totient is φ = 651487104.

The previous prime is 1323211423. The next prime is 1323211457. The reversal of 1323211432 is 2341123231.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 458169 + ... + 461047.

It is an arithmetic number, because the mean of its divisors is an integer number (78721200).

Almost surely, 2^1323211432 is an apocalyptic number.

It is an amenable number.

1323211432 is a deficient number, since it is larger than the sum of its proper divisors (1195866968).

1323211432 is a wasteful number, since it uses less digits than its factorization.

1323211432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3745 (or 3741 counting only the distinct ones).

The product of its digits is 864, while the sum is 22.

The square root of 1323211432 is about 36375.9732790753. The cubic root of 1323211432 is about 1097.8501901885.

Adding to 1323211432 its reverse (2341123231), we get a palindrome (3664334663).

The spelling of 1323211432 in words is "one billion, three hundred twenty-three million, two hundred eleven thousand, four hundred thirty-two".