320131332313011 has 56 divisors (see below), whose sum is σ = 481017938396160. Its totient is φ = 212958300063600.

The previous prime is 320131332312973. The next prime is 320131332313033. The reversal of 320131332313011 is 110313233131023.

320131332313011 is a `hidden beast` number, since 3 + 2 + 0 + 1 + 3 + 1 + 332 + 313 + 0 + 11 = 666.

It is not a de Polignac number, because 320131332313011 - 2³⁸ = 319856454406067 is a prime.

It is a super-2 number, since 2×320131332313011² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (320131332313811) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 5583884616 + ... + 5583941946.

Almost surely, 2^{320131332313011} is an apocalyptic number.

320131332313011 is a deficient number, since it is larger than the sum of its proper divisors (160886606083149).

320131332313011 is an equidigital number, since it uses as much as digits as its factorization.

320131332313011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73819 (or 73804 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 27.

Adding to 320131332313011 its reverse (110313233131023), we get a palindrome (430444565444034).

The spelling of 320131332313011 in words is "three hundred twenty trillion, one hundred thirty-one billion, three hundred thirty-two million, three hundred thirteen thousand, eleven".