203324023212017 has 2 divisors, whose sum is σ = 203324023212018. Its totient is φ = 203324023212016.

The previous prime is 203324023211923. The next prime is 203324023212029. The reversal of 203324023212017 is 710212320423302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 193641028926016 + 9682994286001 = 13915496^2 + 3111751^2 .

It is a cyclic number.

It is not a de Polignac number, because 203324023212017 - 2¹⁶ = 203324023146481 is a prime.

It is not a weakly prime, because it can be changed into another prime (203324023212097) 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 as a sum of consecutive naturals, namely, 101662011606008 + 101662011606009.

It is an arithmetic number, because the mean of its divisors is an integer number (101662011606009).

Almost surely, 2^{203324023212017} is an apocalyptic number.

It is an amenable number.

203324023212017 is a deficient number, since it is larger than the sum of its proper divisors (1).

203324023212017 is an equidigital number, since it uses as much as digits as its factorization.

203324023212017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 32.

Adding to 203324023212017 its reverse (710212320423302), we get a palindrome (913536343635319).

The spelling of 203324023212017 in words is "two hundred three trillion, three hundred twenty-four billion, twenty-three million, two hundred twelve thousand, seventeen".