13244132143105 has 4 divisors (see below), whose sum is σ = 15892958571732. Its totient is φ = 10595305714480.

The previous prime is 13244132143093. The next prime is 13244132143111. The reversal of 13244132143105 is 50134123144231.

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 4309825824144 + 8934306318961 = 2076012^2 + 2989031^2 .

It is not a de Polignac number, because 13244132143105 - 2⁷ = 13244132142977 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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, 1324413214306 + ... + 1324413214315.

It is an arithmetic number, because the mean of its divisors is an integer number (3973239642933).

Almost surely, 2^{13244132143105} is an apocalyptic number.

It is an amenable number.

13244132143105 is a deficient number, since it is larger than the sum of its proper divisors (2648826428627).

13244132143105 is an equidigital number, since it uses as much as digits as its factorization.

13244132143105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2648826428626.

The product of its (nonzero) digits is 34560, while the sum is 34.

Adding to 13244132143105 its reverse (50134123144231), we get a palindrome (63378255287336).

The spelling of 13244132143105 in words is "thirteen trillion, two hundred forty-four billion, one hundred thirty-two million, one hundred forty-three thousand, one hundred five".