123304535223 has 16 divisors (see below), whose sum is σ = 165064032000. Its totient is φ = 81874689984.

The previous prime is 123304535213. The next prime is 123304535267. The reversal of 123304535223 is 322535403321.

It is not a de Polignac number, because 123304535223 - 2⁵ = 123304535191 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123304535213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 671115 + ... + 834867.

It is an arithmetic number, because the mean of its divisors is an integer number (10316502000).

Almost surely, 2^123304535223 is an apocalyptic number.

123304535223 is a deficient number, since it is larger than the sum of its proper divisors (41759496777).

123304535223 is a wasteful number, since it uses less digits than its factorization.

123304535223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164758.

The product of its (nonzero) digits is 64800, while the sum is 33.

Adding to 123304535223 its reverse (322535403321), we get a palindrome (445839938544).

The spelling of 123304535223 in words is "one hundred twenty-three billion, three hundred four million, five hundred thirty-five thousand, two hundred twenty-three".