12022112005 has 8 divisors (see below), whose sum is σ = 14448631032. Its totient is φ = 9602958528.

The previous prime is 12022111979. The next prime is 12022112017. The reversal of 12022112005 is 50021122021.

It is a happy number.

12022112005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1410227809 + 10611884196 = 37553^2 + 103014^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12022112005 - 2¹³ = 12022103813 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12022112005.

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 7 ways as a sum of consecutive naturals, for example, 1837794 + ... + 1844323.

It is an arithmetic number, because the mean of its divisors is an integer number (1806078879).

Almost surely, 2^12022112005 is an apocalyptic number.

It is an amenable number.

12022112005 is a deficient number, since it is larger than the sum of its proper divisors (2426519027).

12022112005 is an equidigital number, since it uses as much as digits as its factorization.

12022112005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3682775.

The product of its (nonzero) digits is 80, while the sum is 16.

Adding to 12022112005 its reverse (50021122021), we get a palindrome (62043234026).

The spelling of 12022112005 in words is "twelve billion, twenty-two million, one hundred twelve thousand, five".