220244134223 has 16 divisors (see below), whose sum is σ = 227085534720. Its totient is φ = 213498916800.

The previous prime is 220244134211. The next prime is 220244134237. The reversal of 220244134223 is 322431442022.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220244134223 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 (220244154223) 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, 3173468 + ... + 3242126.

It is an arithmetic number, because the mean of its divisors is an integer number (14192845920).

Almost surely, 2^220244134223 is an apocalyptic number.

220244134223 is a deficient number, since it is larger than the sum of its proper divisors (6841400497).

220244134223 is a wasteful number, since it uses less digits than its factorization.

220244134223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69358.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 220244134223 its reverse (322431442022), we get a palindrome (542675576245).

The spelling of 220244134223 in words is "two hundred twenty billion, two hundred forty-four million, one hundred thirty-four thousand, two hundred twenty-three".