123221300323 has 4 divisors (see below), whose sum is σ = 134423236728. Its totient is φ = 112019363920.

The previous prime is 123221300317. The next prime is 123221300333. The reversal of 123221300323 is 323003122321.

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

It is a cyclic number.

It is not a de Polignac number, because 123221300323 - 2¹⁷ = 123221169251 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123221300294 and 123221300303.

It is not an unprimeable number, because it can be changed into a prime (123221300333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5600968186 + ... + 5600968207.

It is an arithmetic number, because the mean of its divisors is an integer number (33605809182).

Almost surely, 2^123221300323 is an apocalyptic number.

123221300323 is a deficient number, since it is larger than the sum of its proper divisors (11201936405).

123221300323 is a wasteful number, since it uses less digits than its factorization.

123221300323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11201936404.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 123221300323 its reverse (323003122321), we get a palindrome (446224422644).

The spelling of 123221300323 in words is "one hundred twenty-three billion, two hundred twenty-one million, three hundred thousand, three hundred twenty-three".