320012133111 has 24 divisors (see below), whose sum is σ = 504279659520. Its totient is φ = 193939779600.

The previous prime is 320012133109. The next prime is 320012133137. The reversal of 320012133111 is 111331210023.

320012133111 is a `hidden beast` number, since 3 + 200 + 121 + 331 + 11 = 666.

It is not a de Polignac number, because 320012133111 - 2¹ = 320012133109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320012133151) 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 23 ways as a sum of consecutive naturals, for example, 4545900 + ... + 4615758.

It is an arithmetic number, because the mean of its divisors is an integer number (21011652480).

Almost surely, 2^320012133111 is an apocalyptic number.

320012133111 is a deficient number, since it is larger than the sum of its proper divisors (184267526409).

320012133111 is a wasteful number, since it uses less digits than its factorization.

320012133111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116147 (or 116144 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 320012133111 its reverse (111331210023), we get a palindrome (431343343134).

The spelling of 320012133111 in words is "three hundred twenty billion, twelve million, one hundred thirty-three thousand, one hundred eleven".