223212212323 has 2 divisors, whose sum is σ = 223212212324. Its totient is φ = 223212212322.

The previous prime is 223212212317. The next prime is 223212212359. The reversal of 223212212323 is 323212212322.

223212212323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 223212212323 - 2⁹ = 223212211811 is a prime.

It is a super-3 number, since 3×223212212323³ (a number of 35 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (223212212393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111606106161 + 111606106162.

It is an arithmetic number, because the mean of its divisors is an integer number (111606106162).

Almost surely, 2^223212212323 is an apocalyptic number.

223212212323 is a deficient number, since it is larger than the sum of its proper divisors (1).

223212212323 is an equidigital number, since it uses as much as digits as its factorization.

223212212323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3456, while the sum is 25.

Adding to 223212212323 its reverse (323212212322), we get a palindrome (546424424645).

Subtracting 223212212323 from its reverse (323212212322), we obtain a palindrome (99999999999).

The spelling of 223212212323 in words is "two hundred twenty-three billion, two hundred twelve million, two hundred twelve thousand, three hundred twenty-three".