320542214311 has 16 divisors (see below), whose sum is σ = 357249719808. Its totient is φ = 285100345600.

The previous prime is 320542214309. The next prime is 320542214327. The reversal of 320542214311 is 113412245023.

It is not a de Polignac number, because 320542214311 - 2¹ = 320542214309 is a prime.

It is a super-2 number, since 2×320542214311² (a number of 24 digits) contains 22 as substring.

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 320542214311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320542214371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1360791 + ... + 1578871.

It is an arithmetic number, because the mean of its divisors is an integer number (22328107488).

Almost surely, 2^320542214311 is an apocalyptic number.

320542214311 is a deficient number, since it is larger than the sum of its proper divisors (36707505497).

320542214311 is a wasteful number, since it uses less digits than its factorization.

320542214311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220982.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 320542214311 its reverse (113412245023), we get a palindrome (433954459334).

The spelling of 320542214311 in words is "three hundred twenty billion, five hundred forty-two million, two hundred fourteen thousand, three hundred eleven".