201020222041 has 2 divisors, whose sum is σ = 201020222042. Its totient is φ = 201020222040.

The previous prime is 201020221993. The next prime is 201020222059. The reversal of 201020222041 is 140222020102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 179500505625 + 21519716416 = 423675^2 + 146696^2 .

It is a cyclic number.

It is not a de Polignac number, because 201020222041 - 2¹¹ = 201020219993 is a prime.

It is not a weakly prime, because it can be changed into another prime (201020222071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100510111020 + 100510111021.

It is an arithmetic number, because the mean of its divisors is an integer number (100510111021).

Almost surely, 2^201020222041 is an apocalyptic number.

It is an amenable number.

201020222041 is a deficient number, since it is larger than the sum of its proper divisors (1).

201020222041 is an equidigital number, since it uses as much as digits as its factorization.

201020222041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 201020222041 its reverse (140222020102), we get a palindrome (341242242143).

The spelling of 201020222041 in words is "two hundred one billion, twenty million, two hundred twenty-two thousand, forty-one".