320144011311 has 16 divisors (see below), whose sum is σ = 427187730816. Its totient is φ = 213264887136.

The previous prime is 320144011309. The next prime is 320144011351. The reversal of 320144011311 is 113110441023.

It is not a de Polignac number, because 320144011311 - 2¹ = 320144011309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320144011351) 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, 28545541 + ... + 28556753.

It is an arithmetic number, because the mean of its divisors is an integer number (26699233176).

Almost surely, 2^320144011311 is an apocalyptic number.

320144011311 is a deficient number, since it is larger than the sum of its proper divisors (107043719505).

320144011311 is a wasteful number, since it uses less digits than its factorization.

320144011311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17702.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 320144011311 its reverse (113110441023), we get a palindrome (433254452334).

The spelling of 320144011311 in words is "three hundred twenty billion, one hundred forty-four million, eleven thousand, three hundred eleven".