220221341 has 2 divisors, whose sum is σ = 220221342. Its totient is φ = 220221340.

The previous prime is 220221233. The next prime is 220221347. The reversal of 220221341 is 143122022.

220221341 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 189640441 + 30580900 = 13771^2 + 5530^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220221341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220221347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110110670 + 110110671.

It is an arithmetic number, because the mean of its divisors is an integer number (110110671).

Almost surely, 2^220221341 is an apocalyptic number.

It is an amenable number.

220221341 is a deficient number, since it is larger than the sum of its proper divisors (1).

220221341 is an equidigital number, since it uses as much as digits as its factorization.

220221341 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 220221341 is about 14839.8565020016. The cubic root of 220221341 is about 603.8834594166.

Adding to 220221341 its reverse (143122022), we get a palindrome (363343363).

The spelling of 220221341 in words is "two hundred twenty million, two hundred twenty-one thousand, three hundred forty-one".