22244240422 has 32 divisors (see below), whose sum is σ = 33894837504. Its totient is φ = 10947736800.

The previous prime is 22244240407. The next prime is 22244240429. The reversal of 22244240422 is 22404244222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22244240429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32568093 + ... + 32568775.

It is an arithmetic number, because the mean of its divisors is an integer number (1059213672).

Almost surely, 2^22244240422 is an apocalyptic number.

22244240422 is a deficient number, since it is larger than the sum of its proper divisors (11650597082).

22244240422 is a wasteful number, since it uses less digits than its factorization.

22244240422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1644.

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

Adding to 22244240422 its reverse (22404244222), we get a palindrome (44648484644).

The spelling of 22244240422 in words is "twenty-two billion, two hundred forty-four million, two hundred forty thousand, four hundred twenty-two".