203123341241 has 2 divisors, whose sum is σ = 203123341242. Its totient is φ = 203123341240.

The previous prime is 203123341231. The next prime is 203123341243. The reversal of 203123341241 is 142143321302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 126341148025 + 76782193216 = 355445^2 + 277096^2 .

It is a cyclic number.

It is not a de Polignac number, because 203123341241 - 2⁶ = 203123341177 is a prime.

Together with 203123341243, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 203123341241.

It is not a weakly prime, because it can be changed into another prime (203123341243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101561670620 + 101561670621.

It is an arithmetic number, because the mean of its divisors is an integer number (101561670621).

Almost surely, 2^203123341241 is an apocalyptic number.

It is an amenable number.

203123341241 is a deficient number, since it is larger than the sum of its proper divisors (1).

203123341241 is an equidigital number, since it uses as much as digits as its factorization.

203123341241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 203123341241 its reverse (142143321302), we get a palindrome (345266662543).

The spelling of 203123341241 in words is "two hundred three billion, one hundred twenty-three million, three hundred forty-one thousand, two hundred forty-one".