320132331011 has 4 divisors (see below), whose sum is σ = 320277649752. Its totient is φ = 319987012272.

The previous prime is 320132330989. The next prime is 320132331017. The reversal of 320132331011 is 110133231023.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 110133231023 = 53 ⋅2077985491.

It is a cyclic number.

It is not a de Polignac number, because 320132331011 - 2¹⁰ = 320132329987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320132331017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72656066 + ... + 72660471.

It is an arithmetic number, because the mean of its divisors is an integer number (80069412438).

Almost surely, 2^320132331011 is an apocalyptic number.

320132331011 is a deficient number, since it is larger than the sum of its proper divisors (145318741).

320132331011 is a wasteful number, since it uses less digits than its factorization.

320132331011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145318740.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 320132331011 its reverse (110133231023), we get a palindrome (430265562034).

The spelling of 320132331011 in words is "three hundred twenty billion, one hundred thirty-two million, three hundred thirty-one thousand, eleven".