22244042422 has 32 divisors (see below), whose sum is σ = 38525969664. Its totient is φ = 9435333600.

The previous prime is 22244042419. The next prime is 22244042423. The reversal of 22244042422 is 22424044222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22244042423) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 513873 + ... + 555475.

It is an arithmetic number, because the mean of its divisors is an integer number (1203936552).

Almost surely, 2^22244042422 is an apocalyptic number.

22244042422 is a deficient number, since it is larger than the sum of its proper divisors (16281927242).

22244042422 is a wasteful number, since it uses less digits than its factorization.

22244042422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42004.

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

Adding to 22244042422 its reverse (22424044222), we get a palindrome (44668086644).

The spelling of 22244042422 in words is "twenty-two billion, two hundred forty-four million, forty-two thousand, four hundred twenty-two".