12103444112 has 10 divisors (see below), whose sum is σ = 23450422998. Its totient is φ = 6051722048.

The previous prime is 12103444097. The next prime is 12103444121. The reversal of 12103444112 is 21144430121.

12103444112 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 only one way, i.e., 10444022416 + 1659421696 = 102196^2 + 40736^2 .

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 as a sum of consecutive naturals, namely, 378232613 + ... + 378232644.

Almost surely, 2^12103444112 is an apocalyptic number.

It is an amenable number.

12103444112 is a deficient number, since it is larger than the sum of its proper divisors (11346978886).

12103444112 is an equidigital number, since it uses as much as digits as its factorization.

12103444112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 756465265 (or 756465259 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 12103444112 its reverse (21144430121), we get a palindrome (33247874233).

The spelling of 12103444112 in words is "twelve billion, one hundred three million, four hundred forty-four thousand, one hundred twelve".