203323213223 has 32 divisors (see below), whose sum is σ = 227245144896. Its totient is φ = 180696434688.

The previous prime is 203323213139. The next prime is 203323213229. The reversal of 203323213223 is 322312323302.

It is not a de Polignac number, because 203323213223 - 2³⁴ = 186143344039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 203323213192 and 203323213201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203323213229) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37120361 + ... + 37125837.

It is an arithmetic number, because the mean of its divisors is an integer number (7101410778).

Almost surely, 2^203323213223 is an apocalyptic number.

203323213223 is a deficient number, since it is larger than the sum of its proper divisors (23921931673).

203323213223 is a wasteful number, since it uses less digits than its factorization.

203323213223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6323.

The product of its (nonzero) digits is 7776, while the sum is 26.

Adding to 203323213223 its reverse (322312323302), we get a palindrome (525635536525).

The spelling of 203323213223 in words is "two hundred three billion, three hundred twenty-three million, two hundred thirteen thousand, two hundred twenty-three".