13105443203331 has 16 divisors (see below), whose sum is σ = 17481151634688. Its totient is φ = 8733349220000.

The previous prime is 13105443203329. The next prime is 13105443203357. The reversal of 13105443203331 is 13330234450131.

It is a happy number.

13105443203331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 13105443203331 - 2¹ = 13105443203329 is a prime.

It is a super-2 number, since 2×13105443203331² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13105443203292 and 13105443203301.

It is not an unprimeable number, because it can be changed into a prime (13105444203331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72015706 + ... + 72197456.

It is an arithmetic number, because the mean of its divisors is an integer number (1092571977168).

Almost surely, 2^{13105443203331} is an apocalyptic number.

13105443203331 is a deficient number, since it is larger than the sum of its proper divisors (4375708431357).

13105443203331 is a wasteful number, since it uses less digits than its factorization.

13105443203331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191562.

The product of its (nonzero) digits is 38880, while the sum is 33.

Adding to 13105443203331 its reverse (13330234450131), we get a palindrome (26435677653462).

The spelling of 13105443203331 in words is "thirteen trillion, one hundred five billion, four hundred forty-three million, two hundred three thousand, three hundred thirty-one".