32131321311 has 4 divisors (see below), whose sum is σ = 42841761752. Its totient is φ = 21420880872.

The previous prime is 32131321301. The next prime is 32131321319. The reversal of 32131321311 is 11312313123.

It is a happy number.

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

It is not a de Polignac number, because 32131321311 - 2⁹ = 32131320799 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 (32131321319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5355220216 + ... + 5355220221.

It is an arithmetic number, because the mean of its divisors is an integer number (10710440438).

Almost surely, 2^32131321311 is an apocalyptic number.

32131321311 is a deficient number, since it is larger than the sum of its proper divisors (10710440441).

32131321311 is a wasteful number, since it uses less digits than its factorization.

32131321311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10710440440.

The product of its digits is 324, while the sum is 21.

Adding to 32131321311 its reverse (11312313123), we get a palindrome (43443634434).

The spelling of 32131321311 in words is "thirty-two billion, one hundred thirty-one million, three hundred twenty-one thousand, three hundred eleven".