12320231100303 has 16 divisors (see below), whose sum is σ = 18776609486336. Its totient is φ = 7039035557280.

The previous prime is 12320231100239. The next prime is 12320231100329. The reversal of 12320231100303 is 30300113202321.

It is not a de Polignac number, because 12320231100303 - 2⁶ = 12320231100239 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12320231100303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12320231100103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45549451 + ... + 45819132.

It is an arithmetic number, because the mean of its divisors is an integer number (1173538092896).

Almost surely, 2^{12320231100303} is an apocalyptic number.

12320231100303 is a deficient number, since it is larger than the sum of its proper divisors (6456378386033).

12320231100303 is an equidigital number, since it uses as much as digits as its factorization.

12320231100303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91375014.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 12320231100303 its reverse (30300113202321), we get a palindrome (42620344302624).

The spelling of 12320231100303 in words is "twelve trillion, three hundred twenty billion, two hundred thirty-one million, one hundred thousand, three hundred three".