200561200121041 has 2 divisors, whose sum is σ = 200561200121042. Its totient is φ = 200561200121040.

The previous prime is 200561200121027. The next prime is 200561200121053. The reversal of 200561200121041 is 140121002165002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 185648009823441 + 14913190297600 = 13625271^2 + 3861760^2 .

It is a cyclic number.

It is not a de Polignac number, because 200561200121041 - 2⁹ = 200561200120529 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200561200120997 and 200561200121015.

It is not a weakly prime, because it can be changed into another prime (200561200121741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100280600060520 + 100280600060521.

It is an arithmetic number, because the mean of its divisors is an integer number (100280600060521).

Almost surely, 2^{200561200121041} is an apocalyptic number.

It is an amenable number.

200561200121041 is a deficient number, since it is larger than the sum of its proper divisors (1).

200561200121041 is an equidigital number, since it uses as much as digits as its factorization.

200561200121041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 25.

Adding to 200561200121041 its reverse (140121002165002), we get a palindrome (340682202286043).

The spelling of 200561200121041 in words is "two hundred trillion, five hundred sixty-one billion, two hundred million, one hundred twenty-one thousand, forty-one".