12043121344434 has 12 divisors (see below), whose sum is σ = 26093429579646. Its totient is φ = 4014373781472.

The previous prime is 12043121344433. The next prime is 12043121344483. The reversal of 12043121344434 is 43444312134021.

12043121344434 is a `hidden beast` number, since 1 + 2 + 0 + 4 + 3 + 1 + 213 + 4 + 4 + 434 = 666.

It can be written as a sum of positive squares in only one way, i.e., 11008228158225 + 1034893186209 = 3317865^2 + 1017297^2 .

It is not an unprimeable number, because it can be changed into a prime (12043121344433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 334531148439 + ... + 334531148474.

Almost surely, 2^{12043121344434} is an apocalyptic number.

12043121344434 is an abundant number, since it is smaller than the sum of its proper divisors (14050308235212).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12043121344434 is a wasteful number, since it uses less digits than its factorization.

12043121344434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 669062296921 (or 669062296918 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

Adding to 12043121344434 its reverse (43444312134021), we get a palindrome (55487433478455).

The spelling of 12043121344434 in words is "twelve trillion, forty-three billion, one hundred twenty-one million, three hundred forty-four thousand, four hundred thirty-four".