1323330001223 has 4 divisors (see below), whose sum is σ = 1323332312400. Its totient is φ = 1323327690048.

The previous prime is 1323330001211. The next prime is 1323330001229. The reversal of 1323330001223 is 3221000333231.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1323330001223 - 2¹² = 1323329997127 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 (1323330001229) 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, 413111 + ... + 1678487.

It is an arithmetic number, because the mean of its divisors is an integer number (330833078100).

Almost surely, 2^{1323330001223} is an apocalyptic number.

1323330001223 is a deficient number, since it is larger than the sum of its proper divisors (2311177).

1323330001223 is a wasteful number, since it uses less digits than its factorization.

1323330001223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2311176.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 1323330001223 its reverse (3221000333231), we get a palindrome (4544330334454).

The spelling of 1323330001223 in words is "one trillion, three hundred twenty-three billion, three hundred thirty million, one thousand, two hundred twenty-three".