200100213022261 has 2 divisors, whose sum is σ = 200100213022262. Its totient is φ = 200100213022260.

The previous prime is 200100213022219. The next prime is 200100213022291. The reversal of 200100213022261 is 162220312001002.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 130942111684036 + 69158101338225 = 11442994^2 + 8316135^2 .

It is a cyclic number.

It is not a de Polignac number, because 200100213022261 - 2⁹ = 200100213021749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200100213022291) 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, 100050106511130 + 100050106511131.

It is an arithmetic number, because the mean of its divisors is an integer number (100050106511131).

Almost surely, 2^{200100213022261} is an apocalyptic number.

It is an amenable number.

200100213022261 is a deficient number, since it is larger than the sum of its proper divisors (1).

200100213022261 is an equidigital number, since it uses as much as digits as its factorization.

200100213022261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 200100213022261 its reverse (162220312001002), we get a palindrome (362320525023263).

The spelling of 200100213022261 in words is "two hundred trillion, one hundred billion, two hundred thirteen million, twenty-two thousand, two hundred sixty-one".