220312424242 has 64 divisors (see below), whose sum is σ = 355964813568. Its totient is φ = 102009600000.

The previous prime is 220312424237. The next prime is 220312424243. The reversal of 220312424242 is 242424213022.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 220312424242.

It is not an unprimeable number, because it can be changed into a prime (220312424243) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 159530392 + ... + 159531772.

It is an arithmetic number, because the mean of its divisors is an integer number (5561950212).

Almost surely, 2^220312424242 is an apocalyptic number.

220312424242 is a deficient number, since it is larger than the sum of its proper divisors (135652389326).

220312424242 is a wasteful number, since it uses less digits than its factorization.

220312424242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2035.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 220312424242 its reverse (242424213022), we get a palindrome (462736637264).

The spelling of 220312424242 in words is "two hundred twenty billion, three hundred twelve million, four hundred twenty-four thousand, two hundred forty-two".