22222356434 has 16 divisors (see below), whose sum is σ = 33387863040. Its totient is φ = 11093084640.

The previous prime is 22222356421. The next prime is 22222356503. The reversal of 22222356434 is 43465322222.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22222356394 and 22222356403.

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, 5038022 + ... + 5042430.

It is an arithmetic number, because the mean of its divisors is an integer number (2086741440).

Almost surely, 2^22222356434 is an apocalyptic number.

22222356434 is a deficient number, since it is larger than the sum of its proper divisors (11165506606).

22222356434 is a wasteful number, since it uses less digits than its factorization.

22222356434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7945.

The product of its digits is 138240, while the sum is 35.

Adding to 22222356434 its reverse (43465322222), we get a palindrome (65687678656).

The spelling of 22222356434 in words is "twenty-two billion, two hundred twenty-two million, three hundred fifty-six thousand, four hundred thirty-four".