12320010223 has 4 divisors (see below), whose sum is σ = 12326181480. Its totient is φ = 12313838968.

The previous prime is 12320010221. The next prime is 12320010251. The reversal of 12320010223 is 32201002321.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12320010223 - 2¹ = 12320010221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12320010197 and 12320010206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12320010221) 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 3 ways as a sum of consecutive naturals, for example, 3082633 + ... + 3086626.

It is an arithmetic number, because the mean of its divisors is an integer number (3081545370).

Almost surely, 2^12320010223 is an apocalyptic number.

12320010223 is a deficient number, since it is larger than the sum of its proper divisors (6171257).

12320010223 is an equidigital number, since it uses as much as digits as its factorization.

12320010223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6171256.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 12320010223 its reverse (32201002321), we get a palindrome (44521012544).

The spelling of 12320010223 in words is "twelve billion, three hundred twenty million, ten thousand, two hundred twenty-three".