1323033216223 has 4 divisors (see below), whose sum is σ = 1324360231480. Its totient is φ = 1321706200968.

The previous prime is 1323033216217. The next prime is 1323033216283. The reversal of 1323033216223 is 3226123303231.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1323033216223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323033216283) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 663506133 + ... + 663508126.

It is an arithmetic number, because the mean of its divisors is an integer number (331090057870).

Almost surely, 2^{1323033216223} is an apocalyptic number.

1323033216223 is a deficient number, since it is larger than the sum of its proper divisors (1327015257).

1323033216223 is an equidigital number, since it uses as much as digits as its factorization.

1323033216223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1327015256.

The product of its (nonzero) digits is 23328, while the sum is 31.

Adding to 1323033216223 its reverse (3226123303231), we get a palindrome (4549156519454).

The spelling of 1323033216223 in words is "one trillion, three hundred twenty-three billion, thirty-three million, two hundred sixteen thousand, two hundred twenty-three".