20000220210241 has 2 divisors, whose sum is σ = 20000220210242. Its totient is φ = 20000220210240.

The previous prime is 20000220210203. The next prime is 20000220210251. The reversal of 20000220210241 is 14201202200002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16211373532225 + 3788846678016 = 4026335^2 + 1946496^2 .

It is a cyclic number.

It is not a de Polignac number, because 20000220210241 - 2³³ = 19991630275649 is a prime.

It is not a weakly prime, because it can be changed into another prime (20000220210251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10000110105120 + 10000110105121.

It is an arithmetic number, because the mean of its divisors is an integer number (10000110105121).

Almost surely, 2^{20000220210241} is an apocalyptic number.

It is an amenable number.

20000220210241 is a deficient number, since it is larger than the sum of its proper divisors (1).

20000220210241 is an equidigital number, since it uses as much as digits as its factorization.

20000220210241 is an odious number, because the sum of its binary digits is odd.

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

Adding to 20000220210241 its reverse (14201202200002), we get a palindrome (34201422410243).

The spelling of 20000220210241 in words is "twenty trillion, two hundred twenty million, two hundred ten thousand, two hundred forty-one".