220344243203 has 16 divisors (see below), whose sum is σ = 264849924096. Its totient is φ = 179325450720.

The previous prime is 220344243103. The next prime is 220344243211. The reversal of 220344243203 is 302342443022.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 220344243203 - 2¹⁰ = 220344242179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220344243263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9567851 + ... + 9590852.

It is an arithmetic number, because the mean of its divisors is an integer number (16553120256).

Almost surely, 2^220344243203 is an apocalyptic number.

220344243203 is a deficient number, since it is larger than the sum of its proper divisors (44505680893).

220344243203 is a wasteful number, since it uses less digits than its factorization.

220344243203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19158794.

The product of its (nonzero) digits is 27648, while the sum is 29.

Adding to 220344243203 its reverse (302342443022), we get a palindrome (522686686225).

The spelling of 220344243203 in words is "two hundred twenty billion, three hundred forty-four million, two hundred forty-three thousand, two hundred three".