203201340247 has 2 divisors, whose sum is σ = 203201340248. Its totient is φ = 203201340246.

The previous prime is 203201340193. The next prime is 203201340253. The reversal of 203201340247 is 742043102302.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 203201340247 - 2³⁵ = 168841601879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (203201320247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101600670123 + 101600670124.

It is an arithmetic number, because the mean of its divisors is an integer number (101600670124).

Almost surely, 2^203201340247 is an apocalyptic number.

203201340247 is a deficient number, since it is larger than the sum of its proper divisors (1).

203201340247 is an equidigital number, since it uses as much as digits as its factorization.

203201340247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 28.

Adding to 203201340247 its reverse (742043102302), we get a palindrome (945244442549).

The spelling of 203201340247 in words is "two hundred three billion, two hundred one million, three hundred forty thousand, two hundred forty-seven".