22005531434 has 4 divisors (see below), whose sum is σ = 33008297154. Its totient is φ = 11002765716.

The previous prime is 22005531421. The next prime is 22005531463. The reversal of 22005531434 is 43413550022.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 20393268025 + 1612263409 = 142805^2 + 40153^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22005531397 and 22005531406.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5501382857 + ... + 5501382860.

Almost surely, 2^22005531434 is an apocalyptic number.

22005531434 is a deficient number, since it is larger than the sum of its proper divisors (11002765720).

22005531434 is a wasteful number, since it uses less digits than its factorization.

22005531434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11002765719.

The product of its (nonzero) digits is 14400, while the sum is 29.

The spelling of 22005531434 in words is "twenty-two billion, five million, five hundred thirty-one thousand, four hundred thirty-four".