223323221231 has 8 divisors (see below), whose sum is σ = 256447718400. Its totient is φ = 192335788440.

The previous prime is 223323221213. The next prime is 223323221239. The reversal of 223323221231 is 132122323322.

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 223323221231 - 2³⁴ = 206143352047 is a prime.

It is a super-2 number, since 2×223323221231² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 223323221231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223323221239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 534265871 + ... + 534266288.

It is an arithmetic number, because the mean of its divisors is an integer number (32055964800).

Almost surely, 2^223323221231 is an apocalyptic number.

223323221231 is a deficient number, since it is larger than the sum of its proper divisors (33124497169).

223323221231 is a wasteful number, since it uses less digits than its factorization.

223323221231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1068532189.

The product of its digits is 5184, while the sum is 26.

Adding to 223323221231 its reverse (132122323322), we get a palindrome (355445544553).

The spelling of 223323221231 in words is "two hundred twenty-three billion, three hundred twenty-three million, two hundred twenty-one thousand, two hundred thirty-one".