12320310011023 has 32 divisors (see below), whose sum is σ = 14361622437888. Its totient is φ = 10351185868800.

The previous prime is 12320310011021. The next prime is 12320310011069. The reversal of 12320310011023 is 32011001302321.

It is not a de Polignac number, because 12320310011023 - 2¹ = 12320310011021 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 (12320310011021) 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 31 ways as a sum of consecutive naturals, for example, 72619911 + ... + 72789367.

It is an arithmetic number, because the mean of its divisors is an integer number (448800701184).

Almost surely, 2^{12320310011023} is an apocalyptic number.

12320310011023 is a deficient number, since it is larger than the sum of its proper divisors (2041312426865).

12320310011023 is a wasteful number, since it uses less digits than its factorization.

12320310011023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170383.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 12320310011023 its reverse (32011001302321), we get a palindrome (44331311313344).

The spelling of 12320310011023 in words is "twelve trillion, three hundred twenty billion, three hundred ten million, eleven thousand, twenty-three".