32100013320013 has 4 divisors (see below), whose sum is σ = 32100124338940. Its totient is φ = 32099902301088.

The previous prime is 32100013319917. The next prime is 32100013320029. The reversal of 32100013320013 is 31002331000123.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 14846980699684 + 17253032620329 = 3853178^2 + 4153677^2 .

It is a cyclic number.

It is not a de Polignac number, because 32100013320013 - 2⁹ = 32100013319501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32100013320113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55074618 + ... + 55654411.

It is an arithmetic number, because the mean of its divisors is an integer number (8025031084735).

Almost surely, 2^{32100013320013} is an apocalyptic number.

It is an amenable number.

32100013320013 is a deficient number, since it is larger than the sum of its proper divisors (111018927).

32100013320013 is a wasteful number, since it uses less digits than its factorization.

32100013320013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111018926.

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

Adding to 32100013320013 its reverse (31002331000123), we get a palindrome (63102344320136).

The spelling of 32100013320013 in words is "thirty-two trillion, one hundred billion, thirteen million, three hundred twenty thousand, thirteen".