123221321112223 has 8 divisors (see below), whose sum is σ = 129852884545920. Its totient is φ = 116604380752920.

The previous prime is 123221321112209. The next prime is 123221321112229. The reversal of 123221321112223 is 322211123122321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 123221321112223 - 2¹³ = 123221321104031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 123221321112191 and 123221321112200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123221321112229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3655751293 + ... + 3655784998.

It is an arithmetic number, because the mean of its divisors is an integer number (16231610568240).

Almost surely, 2^{123221321112223} is an apocalyptic number.

123221321112223 is a deficient number, since it is larger than the sum of its proper divisors (6631563433697).

123221321112223 is an equidigital number, since it uses as much as digits as its factorization.

123221321112223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7311537197.

The product of its digits is 3456, while the sum is 28.

Adding to 123221321112223 its reverse (322211123122321), we get a palindrome (445432444234544).

The spelling of 123221321112223 in words is "one hundred twenty-three trillion, two hundred twenty-one billion, three hundred twenty-one million, one hundred twelve thousand, two hundred twenty-three".