1323223111232 has 168 divisors, whose sum is σ = 2923953715200. Its totient is φ = 593642649600.

The previous prime is 1323223111201. The next prime is 1323223111253. The reversal of 1323223111232 is 2321113223231.

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 23 ways as a sum of consecutive naturals, for example, 195710732 + ... + 195717492.

It is an arithmetic number, because the mean of its divisors is an integer number (17404486400).

Almost surely, 2^{1323223111232} 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 1323223111232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1461976857600).

1323223111232 is an abundant number, since it is smaller than the sum of its proper divisors (1600730603968).

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

1323223111232 is a wasteful number, since it uses less digits than its factorization.

1323223111232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7121 (or 7100 counting only the distinct ones).

The product of its digits is 2592, while the sum is 26.

Adding to 1323223111232 its reverse (2321113223231), we get a palindrome (3644336334463).

The spelling of 1323223111232 in words is "one trillion, three hundred twenty-three billion, two hundred twenty-three million, one hundred eleven thousand, two hundred thirty-two".