Adding to 23321232031303 its reverse (30313023212332), we get a palindrome (53634255243635).
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-23321232031303 is a prime.
It is a Duffinian number.
It is a congruent number.
Almost surely, 223321232031303 is an apocalyptic number.
23321232031303 is an equidigital number, since it uses as much as digits as its factorization.
23321232031303 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 79594648864.
The spelling of 23321232031303 in words is "twenty-three trillion, three hundred twenty-one billion, two hundred thirty-two million, thirty-one thousand, three hundred three".