22224140242 has 8 divisors (see below), whose sum is σ = 33337860732. Its totient is φ = 11111520000.

The previous prime is 22224140231. The next prime is 22224140251. The reversal of 22224140242 is 24204142222.

It can be written as a sum of positive squares in 2 ways, for example, as 18750098761 + 3474041481 = 136931^2 + 58941^2 .

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

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 3 ways as a sum of consecutive naturals, for example, 222559 + ... + 306562.

Almost surely, 2^22224140242 is an apocalyptic number.

22224140242 is a deficient number, since it is larger than the sum of its proper divisors (11113720490).

22224140242 is a wasteful number, since it uses less digits than its factorization.

22224140242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550124.

The product of its (nonzero) digits is 4096, while the sum is 25.

Adding to 22224140242 its reverse (24204142222), we get a palindrome (46428282464).

The spelling of 22224140242 in words is "twenty-two billion, two hundred twenty-four million, one hundred forty thousand, two hundred forty-two".