320312201310311 has 16 divisors (see below), whose sum is σ = 389980612896000. Its totient is φ = 256969368122688.

The previous prime is 320312201310307. The next prime is 320312201310319. The reversal of 320312201310311 is 113013102213023.

It is a cyclic number.

It is not a de Polignac number, because 320312201310311 - 2² = 320312201310307 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320312201310319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14508196286 + ... + 14508218363.

It is an arithmetic number, because the mean of its divisors is an integer number (24373788306000).

Almost surely, 2^{320312201310311} is an apocalyptic number.

320312201310311 is a deficient number, since it is larger than the sum of its proper divisors (69668411585689).

320312201310311 is a wasteful number, since it uses less digits than its factorization.

320312201310311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29016414758.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 320312201310311 its reverse (113013102213023), we get a palindrome (433325303523334).

The spelling of 320312201310311 in words is "three hundred twenty trillion, three hundred twelve billion, two hundred one million, three hundred ten thousand, three hundred eleven".