1323323223 has 16 divisors (see below), whose sum is σ = 1772741376. Its totient is φ = 878071040.

The previous prime is 1323323219. The next prime is 1323323227. The reversal of 1323323223 is 3223233231.

It is an interprime number because it is at equal distance from previous prime (1323323219) and next prime (1323323227).

It is a cyclic number.

It is not a de Polignac number, because 1323323223 - 2² = 1323323219 is a prime.

It is a super-2 number, since 2×1323323223² = 3502368705062215458, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1323323193 and 1323323202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323323227) 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 15 ways as a sum of consecutive naturals, for example, 875038 + ... + 876548.

It is an arithmetic number, because the mean of its divisors is an integer number (110796336).

Almost surely, 2^1323323223 is an apocalyptic number.

1323323223 is a deficient number, since it is larger than the sum of its proper divisors (449418153).

1323323223 is a wasteful number, since it uses less digits than its factorization.

1323323223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2694.

The product of its digits is 3888, while the sum is 24.

The square root of 1323323223 is about 36377.5098515553. The cubic root of 1323323223 is about 1097.8811064658.

Adding to 1323323223 its reverse (3223233231), we get a palindrome (4546556454).

The spelling of 1323323223 in words is "one billion, three hundred twenty-three million, three hundred twenty-three thousand, two hundred twenty-three".