12044444212 has 12 divisors (see below), whose sum is σ = 21591869796. Its totient is φ = 5875338560.

The previous prime is 12044444149. The next prime is 12044444213. The reversal of 12044444212 is 21244444021.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 362293156 + 11682151056 = 19034^2 + 108084^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12044444213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36720703 + ... + 36721030.

It is an arithmetic number, because the mean of its divisors is an integer number (1799322483).

Almost surely, 2^12044444212 is an apocalyptic number.

It is an amenable number.

12044444212 is a deficient number, since it is larger than the sum of its proper divisors (9547425584).

12044444212 is a wasteful number, since it uses less digits than its factorization.

12044444212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73441778 (or 73441776 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 28.

Adding to 12044444212 its reverse (21244444021), we get a palindrome (33288888233).

The spelling of 12044444212 in words is "twelve billion, forty-four million, four hundred forty-four thousand, two hundred twelve".