12312331211023 has 8 divisors (see below), whose sum is σ = 13042826612640. Its totient is φ = 11582529212160.

The previous prime is 12312331211017. The next prime is 12312331211027. The reversal of 12312331211023 is 32011213321321.

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

It is a cyclic number.

It is not a de Polignac number, because 12312331211023 - 2²¹ = 12312329113871 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 (12312331211027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173314123 + ... + 173385148.

It is an arithmetic number, because the mean of its divisors is an integer number (1630353326580).

Almost surely, 2^{12312331211023} is an apocalyptic number.

12312331211023 is a deficient number, since it is larger than the sum of its proper divisors (730495401617).

12312331211023 is a wasteful number, since it uses less digits than its factorization.

12312331211023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346701377.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 12312331211023 its reverse (32011213321321), we get a palindrome (44323544532344).

The spelling of 12312331211023 in words is "twelve trillion, three hundred twelve billion, three hundred thirty-one million, two hundred eleven thousand, twenty-three".