20044222242434 has 24 divisors (see below), whose sum is σ = 33277891535028. Its totient is φ = 9001147602240.

The previous prime is 20044222242419. The next prime is 20044222242437. The reversal of 20044222242434 is 43424222244002.

It can be written as a sum of positive squares in 6 ways, for example, as 19341550797409 + 702671445025 = 4397903^2 + 838255^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20044222242394 and 20044222242403.

It is not an unprimeable number, because it can be changed into a prime (20044222242437) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 281531837 + ... + 281603024.

Almost surely, 2^{20044222242434} is an apocalyptic number.

20044222242434 is a deficient number, since it is larger than the sum of its proper divisors (13233669292594).

20044222242434 is a wasteful number, since it uses less digits than its factorization.

20044222242434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563134950 (or 563134913 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 35.

Adding to 20044222242434 its reverse (43424222244002), we get a palindrome (63468444486436).

The spelling of 20044222242434 in words is "twenty trillion, forty-four billion, two hundred twenty-two million, two hundred forty-two thousand, four hundred thirty-four".