203232303223 has 4 divisors (see below), whose sum is σ = 203259041368. Its totient is φ = 203205565080.

The previous prime is 203232303193. The next prime is 203232303289. The reversal of 203232303223 is 322303232302.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 322303232302 = 2 ⋅161151616151.

It is a cyclic number.

It is not a de Polignac number, because 203232303223 - 2¹³ = 203232295031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203232303293) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13357668 + ... + 13372873.

It is an arithmetic number, because the mean of its divisors is an integer number (50814760342).

Almost surely, 2^203232303223 is an apocalyptic number.

203232303223 is a deficient number, since it is larger than the sum of its proper divisors (26738145).

203232303223 is an equidigital number, since it uses as much as digits as its factorization.

203232303223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26738144.

The product of its (nonzero) digits is 7776, while the sum is 25.

Adding to 203232303223 its reverse (322303232302), we get a palindrome (525535535525).

The spelling of 203232303223 in words is "two hundred three billion, two hundred thirty-two million, three hundred three thousand, two hundred twenty-three".