12003144420052 has 6 divisors (see below), whose sum is σ = 21005502735098. Its totient is φ = 6001572210024.

The previous prime is 12003144419989. The next prime is 12003144420053. The reversal of 12003144420052 is 25002444130021.

12003144420052 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., 11957183063056 + 45961356996 = 3457916^2 + 214386^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12003144420052.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12003144420053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1500393052503 + ... + 1500393052510.

Almost surely, 2^{12003144420052} is an apocalyptic number.

It is an amenable number.

12003144420052 is a deficient number, since it is larger than the sum of its proper divisors (9002358315046).

12003144420052 is a wasteful number, since it uses less digits than its factorization.

12003144420052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3000786105017 (or 3000786105015 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 12003144420052 its reverse (25002444130021), we get a palindrome (37005588550073).

The spelling of 12003144420052 in words is "twelve trillion, three billion, one hundred forty-four million, four hundred twenty thousand, fifty-two".