203130203201 has 2 divisors, whose sum is σ = 203130203202. Its totient is φ = 203130203200.

The previous prime is 203130203197. The next prime is 203130203249. The reversal of 203130203201 is 102302031302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 195962040976 + 7168162225 = 442676^2 + 84665^2 .

It is a cyclic number.

It is not a de Polignac number, because 203130203201 - 2² = 203130203197 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 203130203201.

It is not a weakly prime, because it can be changed into another prime (203130203281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101565101600 + 101565101601.

It is an arithmetic number, because the mean of its divisors is an integer number (101565101601).

Almost surely, 2^203130203201 is an apocalyptic number.

It is an amenable number.

203130203201 is a deficient number, since it is larger than the sum of its proper divisors (1).

203130203201 is an equidigital number, since it uses as much as digits as its factorization.

203130203201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 203130203201 its reverse (102302031302), we get a palindrome (305432234503).

The spelling of 203130203201 in words is "two hundred three billion, one hundred thirty million, two hundred three thousand, two hundred one".