323120312231311 has 32 divisors (see below), whose sum is σ = 377325341222400. Its totient is φ = 270982586160000.

The previous prime is 323120312231303. The next prime is 323120312231333. The reversal of 323120312231311 is 113132213021323.

It is a cyclic number.

It is not a de Polignac number, because 323120312231311 - 2³ = 323120312231303 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 323120312231311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323120312231341) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1644271561 + ... + 1644468061.

It is an arithmetic number, because the mean of its divisors is an integer number (11791416913200).

Almost surely, 2^{323120312231311} is an apocalyptic number.

323120312231311 is a deficient number, since it is larger than the sum of its proper divisors (54205028991089).

323120312231311 is a wasteful number, since it uses less digits than its factorization.

323120312231311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220255.

The product of its (nonzero) digits is 3888, while the sum is 28.

Adding to 323120312231311 its reverse (113132213021323), we get a palindrome (436252525252634).

The spelling of 323120312231311 in words is "three hundred twenty-three trillion, one hundred twenty billion, three hundred twelve million, two hundred thirty-one thousand, three hundred eleven".