200003130121 has 2 divisors, whose sum is σ = 200003130122. Its totient is φ = 200003130120.

The previous prime is 200003130101. The next prime is 200003130133. The reversal of 200003130121 is 121031300002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 197211487225 + 2791642896 = 444085^2 + 52836^2 .

It is a cyclic number.

It is not a de Polignac number, because 200003130121 - 2⁷ = 200003129993 is a prime.

It is not a weakly prime, because it can be changed into another prime (200003130101) 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, 100001565060 + 100001565061.

It is an arithmetic number, because the mean of its divisors is an integer number (100001565061).

Almost surely, 2^200003130121 is an apocalyptic number.

It is an amenable number.

200003130121 is a deficient number, since it is larger than the sum of its proper divisors (1).

200003130121 is an equidigital number, since it uses as much as digits as its factorization.

200003130121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 200003130121 its reverse (121031300002), we get a palindrome (321034430123).

The spelling of 200003130121 in words is "two hundred billion, three million, one hundred thirty thousand, one hundred twenty-one".