22134243445 has 4 divisors (see below), whose sum is σ = 26561092140. Its totient is φ = 17707394752.

The previous prime is 22134243433. The next prime is 22134243503. The reversal of 22134243445 is 54434243122.

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

It can be written as a sum of positive squares in 2 ways, for example, as 6934559076 + 15199684369 = 83274^2 + 123287^2 .

It is a cyclic number.

It is not a de Polignac number, because 22134243445 - 2⁷ = 22134243317 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22134243445.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 2213424340 + ... + 2213424349.

It is an arithmetic number, because the mean of its divisors is an integer number (6640273035).

Almost surely, 2^22134243445 is an apocalyptic number.

It is an amenable number.

22134243445 is a deficient number, since it is larger than the sum of its proper divisors (4426848695).

22134243445 is an equidigital number, since it uses as much as digits as its factorization.

22134243445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4426848694.

The product of its digits is 92160, while the sum is 34.

Adding to 22134243445 its reverse (54434243122), we get a palindrome (76568486567).

The spelling of 22134243445 in words is "twenty-two billion, one hundred thirty-four million, two hundred forty-three thousand, four hundred forty-five".