220001202241 has 2 divisors, whose sum is σ = 220001202242. Its totient is φ = 220001202240.

The previous prime is 220001202199. The next prime is 220001202271. The reversal of 220001202241 is 142202100022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 206311266225 + 13689936016 = 454215^2 + 117004^2 .

It is a cyclic number.

It is not a de Polignac number, because 220001202241 - 2³³ = 211411267649 is a prime.

It is not a weakly prime, because it can be changed into another prime (220001202271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110000601120 + 110000601121.

It is an arithmetic number, because the mean of its divisors is an integer number (110000601121).

Almost surely, 2^220001202241 is an apocalyptic number.

It is an amenable number.

220001202241 is a deficient number, since it is larger than the sum of its proper divisors (1).

220001202241 is an equidigital number, since it uses as much as digits as its factorization.

220001202241 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 220001202241 its reverse (142202100022), we get a palindrome (362203302263).

The spelling of 220001202241 in words is "two hundred twenty billion, one million, two hundred two thousand, two hundred forty-one".