220412242 has 16 divisors (see below), whose sum is σ = 350887680. Its totient is φ = 103480128.

The previous prime is 220412239. The next prime is 220412249. The reversal of 220412242 is 242214022.

It is not an unprimeable number, because it can be changed into a prime (220412249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7543 + ... + 22309.

It is an arithmetic number, because the mean of its divisors is an integer number (21930480).

Almost surely, 2^220412242 is an apocalyptic number.

220412242 is a deficient number, since it is larger than the sum of its proper divisors (130475438).

220412242 is a wasteful number, since it uses less digits than its factorization.

220412242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15225.

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 220412242 is about 14846.2871452764. The cubic root of 220412242 is about 604.0579030932.

Adding to 220412242 its reverse (242214022), we get a palindrome (462626264).

The spelling of 220412242 in words is "two hundred twenty million, four hundred twelve thousand, two hundred forty-two".