22204034344442 has 32 divisors (see below), whose sum is σ = 33396800765328. Its totient is φ = 11071823335936.

The previous prime is 22204034344379. The next prime is 22204034344463. The reversal of 22204034344442 is 24444343040222.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 10576473118201 + 11627561226241 = 3252149^2 + 3409921^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22204034344396 and 22204034344405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3583026488 + ... + 3583032684.

Almost surely, 2^{22204034344442} is an apocalyptic number.

22204034344442 is a deficient number, since it is larger than the sum of its proper divisors (11192766420886).

22204034344442 is a wasteful number, since it uses less digits than its factorization.

22204034344442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9970.

The product of its (nonzero) digits is 589824, while the sum is 38.

Adding to 22204034344442 its reverse (24444343040222), we get a palindrome (46648377384664).

The spelling of 22204034344442 in words is "twenty-two trillion, two hundred four billion, thirty-four million, three hundred forty-four thousand, four hundred forty-two".