223231233223 has 4 divisors (see below), whose sum is σ = 223235064288. Its totient is φ = 223227402160.

The previous prime is 223231233191. The next prime is 223231233287. The reversal of 223231233223 is 322332132322.

It is a happy number.

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 223231233223 - 2⁵ = 223231233191 is a prime.

It is a super-3 number, since 3×223231233223³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 223231233191 and 223231233200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223231233923) 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 3 ways as a sum of consecutive naturals, for example, 1826758 + ... + 1945123.

It is an arithmetic number, because the mean of its divisors is an integer number (55808766072).

Almost surely, 2^223231233223 is an apocalyptic number.

223231233223 is a deficient number, since it is larger than the sum of its proper divisors (3831065).

223231233223 is an equidigital number, since it uses as much as digits as its factorization.

223231233223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3831064.

The product of its digits is 15552, while the sum is 28.

Adding to 223231233223 its reverse (322332132322), we get a palindrome (545563365545).

The spelling of 223231233223 in words is "two hundred twenty-three billion, two hundred thirty-one million, two hundred thirty-three thousand, two hundred twenty-three".