203242438327 has 2 divisors, whose sum is σ = 203242438328. Its totient is φ = 203242438326.

The previous prime is 203242438313. The next prime is 203242438349. The reversal of 203242438327 is 723834242302.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 203242438327 - 2¹¹ = 203242436279 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 203242438327.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (203242438627) 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, 101621219163 + 101621219164.

It is an arithmetic number, because the mean of its divisors is an integer number (101621219164).

Almost surely, 2^203242438327 is an apocalyptic number.

203242438327 is a deficient number, since it is larger than the sum of its proper divisors (1).

203242438327 is an equidigital number, since it uses as much as digits as its factorization.

203242438327 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 387072, while the sum is 40.

The spelling of 203242438327 in words is "two hundred three billion, two hundred forty-two million, four hundred thirty-eight thousand, three hundred twenty-seven".