22423230222242 has 16 divisors (see below), whose sum is σ = 34377570676152. Its totient is φ = 10965374634240.

The previous prime is 22423230222233. The next prime is 22423230222271. The reversal of 22423230222242 is 24222203232422.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 14417505167521 + 8005725054721 = 3797039^2 + 2829439^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22423230222199 and 22423230222208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 333625559 + ... + 333692762.

Almost surely, 2^{22423230222242} is an apocalyptic number.

22423230222242 is a deficient number, since it is larger than the sum of its proper divisors (11954340453910).

22423230222242 is a wasteful number, since it uses less digits than its factorization.

22423230222242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667318693.

The product of its (nonzero) digits is 73728, while the sum is 32.

Adding to 22423230222242 its reverse (24222203232422), we get a palindrome (46645433454664).

The spelling of 22423230222242 in words is "twenty-two trillion, four hundred twenty-three billion, two hundred thirty million, two hundred twenty-two thousand, two hundred forty-two".