203201332423 has 4 divisors (see below), whose sum is σ = 203231077488. Its totient is φ = 203171587360.

The previous prime is 203201332417. The next prime is 203201332447. The reversal of 203201332423 is 324233102302.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 203201332423 - 2⁹ = 203201331911 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 (203201332403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14862283 + ... + 14875948.

It is an arithmetic number, because the mean of its divisors is an integer number (50807769372).

Almost surely, 2^203201332423 is an apocalyptic number.

203201332423 is a deficient number, since it is larger than the sum of its proper divisors (29745065).

203201332423 is an equidigital number, since it uses as much as digits as its factorization.

203201332423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29745064.

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

Adding to 203201332423 its reverse (324233102302), we get a palindrome (527434434725).

The spelling of 203201332423 in words is "two hundred three billion, two hundred one million, three hundred thirty-two thousand, four hundred twenty-three".