220133242 has 16 divisors (see below), whose sum is σ = 385401600. Its totient is φ = 92335248.

The previous prime is 220133227. The next prime is 220133261. The reversal of 220133242 is 242331022.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166617 + ... + 167932.

It is an arithmetic number, because the mean of its divisors is an integer number (24087600).

Almost surely, 2^220133242 is an apocalyptic number.

220133242 is a deficient number, since it is larger than the sum of its proper divisors (165268358).

220133242 is a wasteful number, since it uses less digits than its factorization.

220133242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334605.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 220133242 is about 14836.8878812236. The cubic root of 220133242 is about 603.8029213170.

Adding to 220133242 its reverse (242331022), we get a palindrome (462464264).

The spelling of 220133242 in words is "two hundred twenty million, one hundred thirty-three thousand, two hundred forty-two".