220201441 has 2 divisors, whose sum is σ = 220201442. Its totient is φ = 220201440.

The previous prime is 220201381. The next prime is 220201477. The reversal of 220201441 is 144102022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 118897216 + 101304225 = 10904^2 + 10065^2 .

It is a cyclic number.

It is not a de Polignac number, because 220201441 - 2⁷ = 220201313 is a prime.

It is not a weakly prime, because it can be changed into another prime (220201481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110100720 + 110100721.

It is an arithmetic number, because the mean of its divisors is an integer number (110100721).

Almost surely, 2^220201441 is an apocalyptic number.

It is an amenable number.

220201441 is a deficient number, since it is larger than the sum of its proper divisors (1).

220201441 is an equidigital number, since it uses as much as digits as its factorization.

220201441 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.

The square root of 220201441 is about 14839.1859951953. The cubic root of 220201441 is about 603.8652691679.

Adding to 220201441 its reverse (144102022), we get a palindrome (364303463).

The spelling of 220201441 in words is "two hundred twenty million, two hundred one thousand, four hundred forty-one".