22244224042 has 16 divisors (see below), whose sum is σ = 33919899264. Its totient is φ = 10939050000.

The previous prime is 22244224031. The next prime is 22244224049. The reversal of 22244224042 is 24042244222.

It is a self number, because there is not a number n which added to its sum of digits gives 22244224042.

It is not an unprimeable number, because it can be changed into a prime (22244224049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 334134 + ... + 395137.

It is an arithmetic number, because the mean of its divisors is an integer number (2119993704).

Almost surely, 2^22244224042 is an apocalyptic number.

22244224042 is a deficient number, since it is larger than the sum of its proper divisors (11675675222).

22244224042 is a wasteful number, since it uses less digits than its factorization.

22244224042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 729525.

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 22244224042 its reverse (24042244222), we get a palindrome (46286468264).

The spelling of 22244224042 in words is "twenty-two billion, two hundred forty-four million, two hundred twenty-four thousand, forty-two".