223320353 has 2 divisors, whose sum is σ = 223320354. Its totient is φ = 223320352.

The previous prime is 223320289. The next prime is 223320379. The reversal of 223320353 is 353023322.

223320353 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 218684944 + 4635409 = 14788^2 + 2153^2 .

It is a cyclic number.

It is not a de Polignac number, because 223320353 - 2⁶ = 223320289 is a prime.

It is not a weakly prime, because it can be changed into another prime (223340353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111660176 + 111660177.

It is an arithmetic number, because the mean of its divisors is an integer number (111660177).

Almost surely, 2^223320353 is an apocalyptic number.

It is an amenable number.

223320353 is a deficient number, since it is larger than the sum of its proper divisors (1).

223320353 is an equidigital number, since it uses as much as digits as its factorization.

223320353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 23.

The square root of 223320353 is about 14943.9068854165. The cubic root of 223320353 is about 606.7029433620.

Adding to 223320353 its reverse (353023322), we get a palindrome (576343675).

The spelling of 223320353 in words is "two hundred twenty-three million, three hundred twenty thousand, three hundred fifty-three".