320120131310 has 32 divisors (see below), whose sum is σ = 662171170752. Its totient is φ = 109149085440.

The previous prime is 320120131267. The next prime is 320120131313. The reversal of 320120131310 is 13131021023.

It is a super-2 number, since 2×320120131310² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320120131313) 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 15 ways as a sum of consecutive naturals, for example, 12620327 + ... + 12645666.

It is an arithmetic number, because the mean of its divisors is an integer number (20692849086).

Almost surely, 2^320120131310 is an apocalyptic number.

320120131310 is an abundant number, since it is smaller than the sum of its proper divisors (342051039442).

320120131310 is a wasteful number, since it uses less digits than its factorization.

320120131310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25266188.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 320120131310 its reverse (13131021023), we get a palindrome (333251152333).

The spelling of 320120131310 in words is "three hundred twenty billion, one hundred twenty million, one hundred thirty-one thousand, three hundred ten".