32013320131 has 16 divisors (see below), whose sum is σ = 35494176256. Its totient is φ = 28686371616.

The previous prime is 32013320123. The next prime is 32013320161. The reversal of 32013320131 is 13102331023.

It is a cyclic number.

It is not a de Polignac number, because 32013320131 - 2³ = 32013320123 is a prime.

It is a super-2 number, since 2×32013320131² (a number of 22 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 = 32013320099 and 32013320108.

It is not an unprimeable number, because it can be changed into a prime (32013320161) 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, 84555 + ... + 266788.

It is an arithmetic number, because the mean of its divisors is an integer number (2218386016).

Almost surely, 2^32013320131 is an apocalyptic number.

32013320131 is a deficient number, since it is larger than the sum of its proper divisors (3480856125).

32013320131 is a wasteful number, since it uses less digits than its factorization.

32013320131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351562.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 32013320131 its reverse (13102331023), we get a palindrome (45115651154).

The spelling of 32013320131 in words is "thirty-two billion, thirteen million, three hundred twenty thousand, one hundred thirty-one".