320301312230131 has 4 divisors (see below), whose sum is σ = 320301436147000. Its totient is φ = 320301188313264.

The previous prime is 320301312230111. The next prime is 320301312230143. The reversal of 320301312230131 is 131032213103023.

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

It is a cyclic number.

It is not a de Polignac number, because 320301312230131 - 2⁴¹ = 318102288974579 is a prime.

It is a super-2 number, since 2×320301312230131² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320301312230096 and 320301312230105.

It is not an unprimeable number, because it can be changed into a prime (320301312230101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57996786 + ... + 63278983.

It is an arithmetic number, because the mean of its divisors is an integer number (80075359036750).

Almost surely, 2^{320301312230131} is an apocalyptic number.

320301312230131 is a deficient number, since it is larger than the sum of its proper divisors (123916869).

320301312230131 is a wasteful number, since it uses less digits than its factorization.

320301312230131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123916868.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 320301312230131 its reverse (131032213103023), we get a palindrome (451333525333154).

The spelling of 320301312230131 in words is "three hundred twenty trillion, three hundred one billion, three hundred twelve million, two hundred thirty thousand, one hundred thirty-one".