22042404422 has 8 divisors (see below), whose sum is σ = 33081283872. Its totient is φ = 11015309800.

The previous prime is 22042404403. The next prime is 22042404467. The reversal of 22042404422 is 22440424022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 22042404391 and 22042404400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2941529 + ... + 2949012.

It is an arithmetic number, because the mean of its divisors is an integer number (4135160484).

Almost surely, 2^22042404422 is an apocalyptic number.

22042404422 is a deficient number, since it is larger than the sum of its proper divisors (11038879450).

22042404422 is a wasteful number, since it uses less digits than its factorization.

22042404422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5892414.

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 22042404422 its reverse (22440424022), we get a palindrome (44482828444).

The spelling of 22042404422 in words is "twenty-two billion, forty-two million, four hundred four thousand, four hundred twenty-two".