220322243442 has 64 divisors (see below), whose sum is σ = 504819164160. Its totient is φ = 62796189504.

The previous prime is 220322243441. The next prime is 220322243443. The reversal of 220322243442 is 244342223022.

220322243442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (220322243441) and next prime (220322243443).

It is not an unprimeable number, because it can be changed into a prime (220322243441) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 68784613 + ... + 68787815.

It is an arithmetic number, because the mean of its divisors is an integer number (7887799440).

Almost surely, 2^220322243442 is an apocalyptic number.

220322243442 is an abundant number, since it is smaller than the sum of its proper divisors (284496920718).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220322243442 is a wasteful number, since it uses less digits than its factorization.

220322243442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6687.

The product of its (nonzero) digits is 36864, while the sum is 30.

Adding to 220322243442 its reverse (244342223022), we get a palindrome (464664466464).

The spelling of 220322243442 in words is "two hundred twenty billion, three hundred twenty-two million, two hundred forty-three thousand, four hundred forty-two".