12001110321044 has 48 divisors (see below), whose sum is σ = 22652115469200. Its totient is φ = 5530497662976.

The previous prime is 12001110321043. The next prime is 12001110321073. The reversal of 12001110321044 is 44012301110021.

It can be written as a sum of positive squares in 8 ways, for example, as 670413788944 + 11330696532100 = 818788^2 + 3366110^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12001110321043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89979734 + ... + 90113010.

It is an arithmetic number, because the mean of its divisors is an integer number (471919072275).

Almost surely, 2^{12001110321044} is an apocalyptic number.

It is an amenable number.

12001110321044 is a deficient number, since it is larger than the sum of its proper divisors (10651005148156).

12001110321044 is a wasteful number, since it uses less digits than its factorization.

12001110321044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135932 (or 135930 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 12001110321044 its reverse (44012301110021), we get a palindrome (56013411431065).

The spelling of 12001110321044 in words is "twelve trillion, one billion, one hundred ten million, three hundred twenty-one thousand, forty-four".