320131312034011 has 2 divisors, whose sum is σ = 320131312034012. Its totient is φ = 320131312034010.

The previous prime is 320131312033987. The next prime is 320131312034021. The reversal of 320131312034011 is 110430213131023.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 320131312034011 - 2²⁹ = 320130775163099 is a prime.

It is a super-2 number, since 2×320131312034011² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (320131312034021) 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 as a sum of consecutive naturals, namely, 160065656017005 + 160065656017006.

It is an arithmetic number, because the mean of its divisors is an integer number (160065656017006).

Almost surely, 2^{320131312034011} is an apocalyptic number.

320131312034011 is a deficient number, since it is larger than the sum of its proper divisors (1).

320131312034011 is an equidigital number, since it uses as much as digits as its factorization.

320131312034011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 320131312034011 its reverse (110430213131023), we get a palindrome (430561525165034).

The spelling of 320131312034011 in words is "three hundred twenty trillion, one hundred thirty-one billion, three hundred twelve million, thirty-four thousand, eleven".