12001120244 has 6 divisors (see below), whose sum is σ = 21001960434. Its totient is φ = 6000560120.

The previous prime is 12001120231. The next prime is 12001120247. The reversal of 12001120244 is 44202110021.

It can be written as a sum of positive squares in only one way, i.e., 9411328144 + 2589792100 = 97012^2 + 50890^2 .

It is a super-2 number, since 2×12001120244² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12001120247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1500140027 + ... + 1500140034.

It is an arithmetic number, because the mean of its divisors is an integer number (3500326739).

Almost surely, 2^12001120244 is an apocalyptic number.

It is an amenable number.

12001120244 is a deficient number, since it is larger than the sum of its proper divisors (9000840190).

12001120244 is a wasteful number, since it uses less digits than its factorization.

12001120244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3000280065 (or 3000280063 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 12001120244 its reverse (44202110021), we get a palindrome (56203230265).

The spelling of 12001120244 in words is "twelve billion, one million, one hundred twenty thousand, two hundred forty-four".