220302224 has 20 divisors (see below), whose sum is σ = 434071920. Its totient is φ = 108283680.

The previous prime is 220302221. The next prime is 220302227. The reversal of 220302224 is 422203022.

It is an interprime number because it is at equal distance from previous prime (220302221) and next prime (220302227).

It is not an unprimeable number, because it can be changed into a prime (220302221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115742 + ... + 117629.

It is an arithmetic number, because the mean of its divisors is an integer number (21703596).

Almost surely, 2^220302224 is an apocalyptic number.

It is an amenable number.

220302224 is a deficient number, since it is larger than the sum of its proper divisors (213769696).

220302224 is a wasteful number, since it uses less digits than its factorization.

220302224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233438 (or 233432 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 220302224 is about 14842.5814466352. The cubic root of 220302224 is about 603.9573819030.

Adding to 220302224 its reverse (422203022), we get a palindrome (642505246).

The spelling of 220302224 in words is "two hundred twenty million, three hundred two thousand, two hundred twenty-four".