12441256201361 has 4 divisors (see below), whose sum is σ = 13398275909172. Its totient is φ = 11484236493552.

The previous prime is 12441256201351. The next prime is 12441256201441. The reversal of 12441256201361 is 16310265214421.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3545538361600 + 8895717839761 = 1882960^2 + 2982569^2 .

It is a cyclic number.

It is not a de Polignac number, because 12441256201361 - 2¹⁰ = 12441256200337 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12441256201351) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 478509853886 + ... + 478509853911.

It is an arithmetic number, because the mean of its divisors is an integer number (3349568977293).

Almost surely, 2^{12441256201361} is an apocalyptic number.

It is an amenable number.

12441256201361 is a deficient number, since it is larger than the sum of its proper divisors (957019707811).

12441256201361 is an equidigital number, since it uses as much as digits as its factorization.

12441256201361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 957019707810.

The product of its (nonzero) digits is 69120, while the sum is 38.

The spelling of 12441256201361 in words is "twelve trillion, four hundred forty-one billion, two hundred fifty-six million, two hundred one thousand, three hundred sixty-one".