13163305220135 has 64 divisors (see below), whose sum is σ = 18285525080064. Its totient is φ = 8910610329600.

The previous prime is 13163305220111. The next prime is 13163305220171. The reversal of 13163305220135 is 53102250336131.

It is a happy number.

13163305220135 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13163305220135 - 2²⁰ = 13163304171559 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13163305220095 and 13163305220104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 858599420 + ... + 858614750.

It is an arithmetic number, because the mean of its divisors is an integer number (285711329376).

Almost surely, 2^{13163305220135} is an apocalyptic number.

13163305220135 is a deficient number, since it is larger than the sum of its proper divisors (5122219859929).

13163305220135 is a wasteful number, since it uses less digits than its factorization.

13163305220135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16464.

The product of its (nonzero) digits is 48600, while the sum is 35.

Adding to 13163305220135 its reverse (53102250336131), we get a palindrome (66265555556266).

The spelling of 13163305220135 in words is "thirteen trillion, one hundred sixty-three billion, three hundred five million, two hundred twenty thousand, one hundred thirty-five".