220020334 has 16 divisors (see below), whose sum is σ = 333221760. Its totient is φ = 108951480.

The previous prime is 220020313. The next prime is 220020343. The reversal of 220020334 is 433020022.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106887 + ... + 108925.

It is an arithmetic number, because the mean of its divisors is an integer number (20826360).

Almost surely, 2^220020334 is an apocalyptic number.

220020334 is a deficient number, since it is larger than the sum of its proper divisors (113201426).

220020334 is a wasteful number, since it uses less digits than its factorization.

220020334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2535.

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 220020334 is about 14833.0824173534. The cubic root of 220020334 is about 603.6996719719.

Adding to 220020334 its reverse (433020022), we get a palindrome (653040356).

The spelling of 220020334 in words is "two hundred twenty million, twenty thousand, three hundred thirty-four".