220442344441312 has 24 divisors (see below), whose sum is σ = 495995274993456. Its totient is φ = 94475290474752.

The previous prime is 220442344441217. The next prime is 220442344441313. The reversal of 220442344441312 is 213144443244022.

220442344441312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220442344441313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 492058804333 + ... + 492058804780.

It is an arithmetic number, because the mean of its divisors is an integer number (20666469791394).

Almost surely, 2^{220442344441312} is an apocalyptic number.

It is an amenable number.

220442344441312 is an abundant number, since it is smaller than the sum of its proper divisors (275552930552144).

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

220442344441312 is an equidigital number, since it uses as much as digits as its factorization.

220442344441312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 984117609130 (or 984117609122 counting only the distinct ones).

The product of its (nonzero) digits is 589824, while the sum is 40.

Adding to 220442344441312 its reverse (213144443244022), we get a palindrome (433586787685334).

The spelling of 220442344441312 in words is "two hundred twenty trillion, four hundred forty-two billion, three hundred forty-four million, four hundred forty-one thousand, three hundred twelve".