42441221322 has 16 divisors (see below), whose sum is σ = 94313825280. Its totient is φ = 14147073756.

The previous prime is 42441221309. The next prime is 42441221353. The reversal of 42441221322 is 22312214424.

It is a happy number.

42441221322 is a `hidden beast` number, since 4 + 2 + 441 + 2 + 213 + 2 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 392974218 + ... + 392974325.

It is an arithmetic number, because the mean of its divisors is an integer number (5894614080).

Almost surely, 2^42441221322 is an apocalyptic number.

42441221322 is an abundant number, since it is smaller than the sum of its proper divisors (51872603958).

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

42441221322 is a wasteful number, since it uses less digits than its factorization.

42441221322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 785948554 (or 785948548 counting only the distinct ones).

The product of its digits is 6144, while the sum is 27.

Adding to 42441221322 its reverse (22312214424), we get a palindrome (64753435746).

The spelling of 42441221322 in words is "forty-two billion, four hundred forty-one million, two hundred twenty-one thousand, three hundred twenty-two".