12322202005 has 4 divisors (see below), whose sum is σ = 14786642412. Its totient is φ = 9857761600.

The previous prime is 12322202003. The next prime is 12322202027. The reversal of 12322202005 is 50020222321.

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 7167823569 + 5154378436 = 84663^2 + 71794^2 .

It is not a de Polignac number, because 12322202005 - 2¹ = 12322202003 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 (12322202003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1232220196 + ... + 1232220205.

It is an arithmetic number, because the mean of its divisors is an integer number (3696660603).

Almost surely, 2^12322202005 is an apocalyptic number.

It is an amenable number.

12322202005 is a deficient number, since it is larger than the sum of its proper divisors (2464440407).

12322202005 is an equidigital number, since it uses as much as digits as its factorization.

12322202005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2464440406.

The product of its (nonzero) digits is 480, while the sum is 19.

Adding to 12322202005 its reverse (50020222321), we get a palindrome (62342424326).

The spelling of 12322202005 in words is "twelve billion, three hundred twenty-two million, two hundred two thousand, five".