42022444422 has 32 divisors (see below), whose sum is σ = 96061266432. Its totient is φ = 12005167104.

The previous prime is 42022444363. The next prime is 42022444441. The reversal of 42022444422 is 22444422024.

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 42022444422.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 405103 + ... + 498149.

It is an arithmetic number, because the mean of its divisors is an integer number (3001914576).

Almost surely, 2^42022444422 is an apocalyptic number.

42022444422 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

42022444422 is an abundant number, since it is smaller than the sum of its proper divisors (54038822010).

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

42022444422 is a wasteful number, since it uses less digits than its factorization.

42022444422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103812.

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 42022444422 its reverse (22444422024), we get a palindrome (64466866446).

The spelling of 42022444422 in words is "forty-two billion, twenty-two million, four hundred forty-four thousand, four hundred twenty-two".