200031330630121 has 2 divisors, whose sum is σ = 200031330630122. Its totient is φ = 200031330630120.

The previous prime is 200031330630119. The next prime is 200031330630163. The reversal of 200031330630121 is 121036033130002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 199669221550096 + 362109080025 = 14130436^2 + 601755^2 .

It is a cyclic number.

It is not a de Polignac number, because 200031330630121 - 2¹ = 200031330630119 is a prime.

Together with 200031330630119, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (200031330630181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100015665315060 + 100015665315061.

It is an arithmetic number, because the mean of its divisors is an integer number (100015665315061).

Almost surely, 2^{200031330630121} is an apocalyptic number.

It is an amenable number.

200031330630121 is a deficient number, since it is larger than the sum of its proper divisors (1).

200031330630121 is an equidigital number, since it uses as much as digits as its factorization.

200031330630121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 200031330630121 its reverse (121036033130002), we get a palindrome (321067363760123).

The spelling of 200031330630121 in words is "two hundred trillion, thirty-one billion, three hundred thirty million, six hundred thirty thousand, one hundred twenty-one".