220220611103 has 4 divisors (see below), whose sum is σ = 220588258800. Its totient is φ = 219852963408.

The previous prime is 220220611069. The next prime is 220220611157. The reversal of 220220611103 is 301116022022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 220220611103 - 2⁸ = 220220610847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220220611603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183822950 + ... + 183824147.

It is an arithmetic number, because the mean of its divisors is an integer number (55147064700).

Almost surely, 2^220220611103 is an apocalyptic number.

220220611103 is a deficient number, since it is larger than the sum of its proper divisors (367647697).

220220611103 is an equidigital number, since it uses as much as digits as its factorization.

220220611103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367647696.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 220220611103 its reverse (301116022022), we get a palindrome (521336633125).

The spelling of 220220611103 in words is "two hundred twenty billion, two hundred twenty million, six hundred eleven thousand, one hundred three".