13217303020163 has 16 divisors (see below), whose sum is σ = 15182713703040. Its totient is φ = 11379611073600.

The previous prime is 13217303020153. The next prime is 13217303020217. The reversal of 13217303020163 is 36102030371231.

It is not a de Polignac number, because 13217303020163 - 2²⁸ = 13217034584707 is a prime.

It is a super-2 number, since 2×13217303020163² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13217303020153) 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, 9668858 + ... + 10950863.

It is an arithmetic number, because the mean of its divisors is an integer number (948919606440).

Almost surely, 2^{13217303020163} is an apocalyptic number.

13217303020163 is a deficient number, since it is larger than the sum of its proper divisors (1965410682877).

13217303020163 is a wasteful number, since it uses less digits than its factorization.

13217303020163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20622818.

The product of its (nonzero) digits is 13608, while the sum is 32.

Adding to 13217303020163 its reverse (36102030371231), we get a palindrome (49319333391394).

The spelling of 13217303020163 in words is "thirteen trillion, two hundred seventeen billion, three hundred three million, twenty thousand, one hundred sixty-three".