22144224124040 has 16 divisors (see below), whose sum is σ = 49824504279180. Its totient is φ = 8857689649600.

The previous prime is 22144224124031. The next prime is 22144224124067. The reversal of 22144224124040 is 4042142244122.

It can be written as a sum of positive squares in 2 ways, for example, as 22133242341604 + 10981782436 = 4704598^2 + 104794^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22144224123988 and 22144224124006.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 276802801511 + ... + 276802801590.

Almost surely, 2^{22144224124040} is an apocalyptic number.

22144224124040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22144224124040 is an abundant number, since it is smaller than the sum of its proper divisors (27680280155140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22144224124040 is a wasteful number, since it uses less digits than its factorization.

22144224124040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 553605603112 (or 553605603108 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 32.

Adding to 22144224124040 its reverse (4042142244122), we get a palindrome (26186366368162).

The spelling of 22144224124040 in words is "twenty-two trillion, one hundred forty-four billion, two hundred twenty-four million, one hundred twenty-four thousand, forty".