12311123011323 has 8 divisors (see below), whose sum is σ = 16513123081728. Its totient is φ = 8158269140904.

The previous prime is 12311123011301. The next prime is 12311123011399. The reversal of 12311123011323 is 32311032111321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12311123011323 - 2⁹ = 12311123010811 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12311123011293 and 12311123011302.

It is not an unprimeable number, because it can be changed into a prime (12311123011123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12286549411 + ... + 12286550412.

It is an arithmetic number, because the mean of its divisors is an integer number (2064140385216).

Almost surely, 2^{12311123011323} is an apocalyptic number.

12311123011323 is a deficient number, since it is larger than the sum of its proper divisors (4202000070405).

12311123011323 is a wasteful number, since it uses less digits than its factorization.

12311123011323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24573099993.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 12311123011323 its reverse (32311032111321), we get a palindrome (44622155122644).

The spelling of 12311123011323 in words is "twelve trillion, three hundred eleven billion, one hundred twenty-three million, eleven thousand, three hundred twenty-three".