323123120011223 has 24 divisors (see below), whose sum is σ = 374649278085120. Its totient is φ = 272995246767600.

The previous prime is 323123120011199. The next prime is 323123120011249. The reversal of 323123120011223 is 322110021321323.

It is not a de Polignac number, because 323123120011223 - 2⁴⁰ = 322023608383447 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 323123120011192 and 323123120011201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323123120011253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 143951138 + ... + 146178576.

It is an arithmetic number, because the mean of its divisors is an integer number (15610386586880).

Almost surely, 2^{323123120011223} is an apocalyptic number.

323123120011223 is a deficient number, since it is larger than the sum of its proper divisors (51526158073897).

323123120011223 is an equidigital number, since it uses as much as digits as its factorization.

323123120011223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2231699 (or 2231628 counting only the distinct ones).

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

Adding to 323123120011223 its reverse (322110021321323), we get a palindrome (645233141332546).

The spelling of 323123120011223 in words is "three hundred twenty-three trillion, one hundred twenty-three billion, one hundred twenty million, eleven thousand, two hundred twenty-three".