22422244042 has 24 divisors (see below), whose sum is σ = 36987261696. Its totient is φ = 10186869000.

The previous prime is 22422244003. The next prime is 22422244063. The reversal of 22422244042 is 24044222422.

It is a self number, because there is not a number n which added to its sum of digits gives 22422244042.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 488917 + ... + 532807.

It is an arithmetic number, because the mean of its divisors is an integer number (1541135904).

Almost surely, 2^22422244042 is an apocalyptic number.

22422244042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22422244042 is a deficient number, since it is larger than the sum of its proper divisors (14565017654).

22422244042 is a wasteful number, since it uses less digits than its factorization.

22422244042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46026 (or 46015 counting only the distinct ones).

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

Adding to 22422244042 its reverse (24044222422), we get a palindrome (46466466464).

The spelling of 22422244042 in words is "twenty-two billion, four hundred twenty-two million, two hundred forty-four thousand, forty-two".