12441144205 has 32 divisors (see below), whose sum is σ = 17531889408. Its totient is φ = 8297856000.

The previous prime is 12441144203. The next prime is 12441144211. The reversal of 12441144205 is 50244114421.

It is a happy number.

It is not a de Polignac number, because 12441144205 - 2¹ = 12441144203 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 (12441144203) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 345555 + ... + 379855.

It is an arithmetic number, because the mean of its divisors is an integer number (547871544).

Almost surely, 2^12441144205 is an apocalyptic number.

It is an amenable number.

12441144205 is a deficient number, since it is larger than the sum of its proper divisors (5090745203).

12441144205 is a wasteful number, since it uses less digits than its factorization.

12441144205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34597.

The product of its (nonzero) digits is 5120, while the sum is 28.

Adding to 12441144205 its reverse (50244114421), we get a palindrome (62685258626).

The spelling of 12441144205 in words is "twelve billion, four hundred forty-one million, one hundred forty-four thousand, two hundred five".