12311200323 has 12 divisors (see below), whose sum is σ = 17783822160. Its totient is φ = 8207015856.

The previous prime is 12311200289. The next prime is 12311200333. The reversal of 12311200323 is 32300211321.

12311200323 is a `hidden beast` number, since 12 + 311 + 20 + 0 + 323 = 666.

It is not a de Polignac number, because 12311200323 - 2³⁰ = 11237458499 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12311200296 and 12311200305.

It is not an unprimeable number, because it can be changed into a prime (12311200333) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 255898 + ... + 300176.

It is an arithmetic number, because the mean of its divisors is an integer number (1481985180).

Almost surely, 2^12311200323 is an apocalyptic number.

12311200323 is a deficient number, since it is larger than the sum of its proper divisors (5472621837).

12311200323 is a wasteful number, since it uses less digits than its factorization.

12311200323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75178 (or 75175 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 12311200323 its reverse (32300211321), we get a palindrome (44611411644).

The spelling of 12311200323 in words is "twelve billion, three hundred eleven million, two hundred thousand, three hundred twenty-three".