12320100221203 has 4 divisors (see below), whose sum is σ = 12339624944848. Its totient is φ = 12300575497560.

The previous prime is 12320100221141. The next prime is 12320100221207. The reversal of 12320100221203 is 30212200102321.

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 12320100221203 - 2⁹ = 12320100220691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12320100221207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9762360876 + ... + 9762362137.

It is an arithmetic number, because the mean of its divisors is an integer number (3084906236212).

Almost surely, 2^{12320100221203} is an apocalyptic number.

12320100221203 is a deficient number, since it is larger than the sum of its proper divisors (19524723645).

12320100221203 is an equidigital number, since it uses as much as digits as its factorization.

12320100221203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19524723644.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 12320100221203 its reverse (30212200102321), we get a palindrome (42532300323524).

The spelling of 12320100221203 in words is "twelve trillion, three hundred twenty billion, one hundred million, two hundred twenty-one thousand, two hundred three".