42221303322 has 64 divisors (see below), whose sum is σ = 94656691584. Its totient is φ = 12442256640.

The previous prime is 42221303317. The next prime is 42221303323. The reversal of 42221303322 is 22330312224.

It is a junction number, because it is equal to n+sod(n) for n = 42221303292 and 42221303301.

It is not an unprimeable number, because it can be changed into a prime (42221303323) 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, 7413508 + ... + 7419200.

It is an arithmetic number, because the mean of its divisors is an integer number (1479010806).

Almost surely, 2^42221303322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42221303322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47328345792).

42221303322 is an abundant number, since it is smaller than the sum of its proper divisors (52435388262).

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

42221303322 is a wasteful number, since it uses less digits than its factorization.

42221303322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8783.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 42221303322 its reverse (22330312224), we get a palindrome (64551615546).

It can be divided in two parts, 42221 and 303322, that added together give a palindrome (345543).

The spelling of 42221303322 in words is "forty-two billion, two hundred twenty-one million, three hundred three thousand, three hundred twenty-two".