13231321320141 has 16 divisors (see below), whose sum is σ = 20633639486400. Its totient is φ = 8356623991344.

The previous prime is 13231321320137. The next prime is 13231321320163. The reversal of 13231321320141 is 14102312313231.

13231321320141 is a `hidden beast` number, since 1 + 3 + 2 + 3 + 1 + 321 + 320 + 14 + 1 = 666.

It is not a de Polignac number, because 13231321320141 - 2² = 13231321320137 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13231321320131) 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 15 ways as a sum of consecutive naturals, for example, 12896024166 + ... + 12896025191.

It is an arithmetic number, because the mean of its divisors is an integer number (1289602467900).

Almost surely, 2^{13231321320141} is an apocalyptic number.

It is an amenable number.

13231321320141 is a deficient number, since it is larger than the sum of its proper divisors (7402318166259).

13231321320141 is a wasteful number, since it uses less digits than its factorization.

13231321320141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25792049385 (or 25792049379 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 13231321320141 its reverse (14102312313231), we get a palindrome (27333633633372).

The spelling of 13231321320141 in words is "thirteen trillion, two hundred thirty-one billion, three hundred twenty-one million, three hundred twenty thousand, one hundred forty-one".