22043315005 has 4 divisors (see below), whose sum is σ = 26451978012. Its totient is φ = 17634652000.

The previous prime is 22043314981. The next prime is 22043315009. The reversal of 22043315005 is 50051334022.

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 5338786489 + 16704528516 = 73067^2 + 129246^2 .

It is not a de Polignac number, because 22043315005 - 2²¹ = 22041217853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22043315009) by changing a digit.

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, 2204331496 + ... + 2204331505.

It is an arithmetic number, because the mean of its divisors is an integer number (6612994503).

Almost surely, 2^22043315005 is an apocalyptic number.

It is an amenable number.

22043315005 is a deficient number, since it is larger than the sum of its proper divisors (4408663007).

22043315005 is an equidigital number, since it uses as much as digits as its factorization.

22043315005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4408663006.

The product of its (nonzero) digits is 3600, while the sum is 25.

Adding to 22043315005 its reverse (50051334022), we get a palindrome (72094649027).

The spelling of 22043315005 in words is "twenty-two billion, forty-three million, three hundred fifteen thousand, five".