13201665131 has 8 divisors (see below), whose sum is σ = 13262071680. Its totient is φ = 13141291072.

The previous prime is 13201665121. The next prime is 13201665133. The reversal of 13201665131 is 13156610231.

13201665131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13201665131 - 2¹⁰ = 13201664107 is a prime.

It is a super-2 number, since 2×13201665131² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13201665094 and 13201665103.

It is not an unprimeable number, because it can be changed into a prime (13201665133) 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 7 ways as a sum of consecutive naturals, for example, 1224641 + ... + 1235373.

It is an arithmetic number, because the mean of its divisors is an integer number (1657758960).

Almost surely, 2^13201665131 is an apocalyptic number.

13201665131 is a deficient number, since it is larger than the sum of its proper divisors (60406549).

13201665131 is a wasteful number, since it uses less digits than its factorization.

13201665131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16245.

The product of its (nonzero) digits is 3240, while the sum is 29.

The spelling of 13201665131 in words is "thirteen billion, two hundred one million, six hundred sixty-five thousand, one hundred thirty-one".