22044430342 has 16 divisors (see below), whose sum is σ = 36075794832. Its totient is φ = 10019337120.

The previous prime is 22044430333. The next prime is 22044430357. The reversal of 22044430342 is 24303444022.

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 22044430342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 270568 + ... + 342484.

It is an arithmetic number, because the mean of its divisors is an integer number (2254737177).

Almost surely, 2^22044430342 is an apocalyptic number.

22044430342 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22044430342 is a deficient number, since it is larger than the sum of its proper divisors (14031364490).

22044430342 is a wasteful number, since it uses less digits than its factorization.

22044430342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85863.

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 22044430342 its reverse (24303444022), we get a palindrome (46347874364).

The spelling of 22044430342 in words is "twenty-two billion, forty-four million, four hundred thirty thousand, three hundred forty-two".