223223322321 has 12 divisors (see below), whose sum is σ = 322437792820. Its totient is φ = 148813653600.

The previous prime is 223223322317. The next prime is 223223322331. The reversal of 223223322321 is 123223322322.

223223322321 is a `hidden beast` number, since 2 + 2 + 3 + 2 + 2 + 332 + 2 + 321 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 118270649025 + 104952673296 = 343905^2 + 323964^2 .

It is not a de Polignac number, because 223223322321 - 2² = 223223322317 is a prime.

It is a super-3 number, since 3×223223322321³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (223223322331) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1235775 + ... + 1404843.

Almost surely, 2^223223322321 is an apocalyptic number.

It is an amenable number.

223223322321 is a deficient number, since it is larger than the sum of its proper divisors (99214470499).

223223322321 is a wasteful number, since it uses less digits than its factorization.

223223322321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315776 (or 315773 counting only the distinct ones).

The product of its digits is 10368, while the sum is 27.

Adding to 223223322321 its reverse (123223322322), we get a palindrome (346446644643).

Subtracting from 223223322321 its reverse (123223322322), we obtain a palindrome (99999999999).

The spelling of 223223322321 in words is "two hundred twenty-three billion, two hundred twenty-three million, three hundred twenty-two thousand, three hundred twenty-one".