220441055 has 16 divisors (see below), whose sum is σ = 270985440. Its totient is φ = 172098432.

The previous prime is 220441009. The next prime is 220441063. The reversal of 220441055 is 550144022.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 220441055 - 2⁶ = 220440991 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 220441055.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33497 + ... + 39533.

It is an arithmetic number, because the mean of its divisors is an integer number (16936590).

Almost surely, 2^220441055 is an apocalyptic number.

220441055 is a deficient number, since it is larger than the sum of its proper divisors (50544385).

220441055 is a wasteful number, since it uses less digits than its factorization.

220441055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6218.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 220441055 is about 14847.2574908634. The cubic root of 220441055 is about 604.0842234129.

Adding to 220441055 its reverse (550144022), we get a palindrome (770585077).

The spelling of 220441055 in words is "two hundred twenty million, four hundred forty-one thousand, fifty-five".