12312133311103 has 16 divisors (see below), whose sum is σ = 12889253744640. Its totient is φ = 11738504473696.

The previous prime is 12312133311077. The next prime is 12312133311131. The reversal of 12312133311103 is 30111333121321.

It is a cyclic number.

It is not a de Polignac number, because 12312133311103 - 2²¹ = 12312131213951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12312133311193) 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 15 ways as a sum of consecutive naturals, for example, 78219426 + ... + 78376672.

It is an arithmetic number, because the mean of its divisors is an integer number (805578359040).

Almost surely, 2^{12312133311103} is an apocalyptic number.

12312133311103 is a deficient number, since it is larger than the sum of its proper divisors (577120433537).

12312133311103 is a wasteful number, since it uses less digits than its factorization.

12312133311103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168326.

The product of its (nonzero) digits is 972, while the sum is 25.

Adding to 12312133311103 its reverse (30111333121321), we get a palindrome (42423466432424).

The spelling of 12312133311103 in words is "twelve trillion, three hundred twelve billion, one hundred thirty-three million, three hundred eleven thousand, one hundred three".