22044242242 has 8 divisors (see below), whose sum is σ = 36072396432. Its totient is φ = 10020110100.

The previous prime is 22044242237. The next prime is 22044242273. The reversal of 22044242242 is 24224244022.

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

It is a self number, because there is not a number n which added to its sum of digits gives 22044242242.

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, 501005484 + ... + 501005527.

It is an arithmetic number, because the mean of its divisors is an integer number (4509049554).

Almost surely, 2^22044242242 is an apocalyptic number.

22044242242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22044242242 is a deficient number, since it is larger than the sum of its proper divisors (14028154190).

22044242242 is a wasteful number, since it uses less digits than its factorization.

22044242242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002011024.

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

Adding to 22044242242 its reverse (24224244022), we get a palindrome (46268486264).

The spelling of 22044242242 in words is "twenty-two billion, forty-four million, two hundred forty-two thousand, two hundred forty-two".