12444411212 has 24 divisors (see below), whose sum is σ = 22534364160. Its totient is φ = 6006129920.

The previous prime is 12444411167. The next prime is 12444411269. The reversal of 12444411212 is 21211444421.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 547637 + ... + 569907.

It is an arithmetic number, because the mean of its divisors is an integer number (938931840).

Almost surely, 2^12444411212 is an apocalyptic number.

It is an amenable number.

12444411212 is a deficient number, since it is larger than the sum of its proper divisors (10089952948).

12444411212 is a wasteful number, since it uses less digits than its factorization.

12444411212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27121 (or 27119 counting only the distinct ones).

The product of its digits is 2048, while the sum is 26.

Adding to 12444411212 its reverse (21211444421), we get a palindrome (33655855633).

The spelling of 12444411212 in words is "twelve billion, four hundred forty-four million, four hundred eleven thousand, two hundred twelve".