203223321223 has 12 divisors (see below), whose sum is σ = 220809982120. Its totient is φ = 185930510976.

The previous prime is 203223321193. The next prime is 203223321239. The reversal of 203223321223 is 322123322302.

203223321223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 203223321223 - 2²⁹ = 202686450311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203223324223) 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 in 11 ways as a sum of consecutive naturals, for example, 446133 + ... + 778126.

Almost surely, 2^203223321223 is an apocalyptic number.

203223321223 is a deficient number, since it is larger than the sum of its proper divisors (17586660897).

203223321223 is a wasteful number, since it uses less digits than its factorization.

203223321223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1224498 (or 1224385 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 203223321223 its reverse (322123322302), we get a palindrome (525346643525).

The spelling of 203223321223 in words is "two hundred three billion, two hundred twenty-three million, three hundred twenty-one thousand, two hundred twenty-three".