22124244442 has 16 divisors (see below), whose sum is σ = 34938066240. Its totient is φ = 10478390688.

The previous prime is 22124244437. The next prime is 22124244469. The reversal of 22124244442 is 24444242122.

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, 250798 + ... + 327334.

It is an arithmetic number, because the mean of its divisors is an integer number (2183629140).

Almost surely, 2^22124244442 is an apocalyptic number.

22124244442 is a deficient number, since it is larger than the sum of its proper divisors (12813821798).

22124244442 is a wasteful number, since it uses less digits than its factorization.

22124244442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84165.

The product of its digits is 32768, while the sum is 31.

Adding to 22124244442 its reverse (24444242122), we get a palindrome (46568486564).

The spelling of 22124244442 in words is "twenty-two billion, one hundred twenty-four million, two hundred forty-four thousand, four hundred forty-two".