220500343 has 6 divisors (see below), whose sum is σ = 256500456. Its totient is φ = 189000252.

The previous prime is 220500341. The next prime is 220500349. The reversal of 220500343 is 343005022.

220500343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 220500343 - 2¹ = 220500341 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 220500343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220500341) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2249955 + ... + 2250052.

It is an arithmetic number, because the mean of its divisors is an integer number (42750076).

Almost surely, 2^220500343 is an apocalyptic number.

220500343 is a deficient number, since it is larger than the sum of its proper divisors (36000113).

220500343 is an equidigital number, since it uses as much as digits as its factorization.

220500343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4500021 (or 4500014 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 220500343 is about 14849.2539543238. The cubic root of 220500343 is about 604.1383750546.

Adding to 220500343 its reverse (343005022), we get a palindrome (563505365).

The spelling of 220500343 in words is "two hundred twenty million, five hundred thousand, three hundred forty-three".