12211030202303 has 4 divisors (see below), whose sum is σ = 12219587337720. Its totient is φ = 12202473066888.

The previous prime is 12211030202297. The next prime is 12211030202323. The reversal of 12211030202303 is 30320203011221.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12211030202303 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 (12211030202323) 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, 4278565568 + ... + 4278568421.

It is an arithmetic number, because the mean of its divisors is an integer number (3054896834430).

Almost surely, 2^{12211030202303} is an apocalyptic number.

12211030202303 is a deficient number, since it is larger than the sum of its proper divisors (8557135417).

12211030202303 is an equidigital number, since it uses as much as digits as its factorization.

12211030202303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8557135416.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 12211030202303 its reverse (30320203011221), we get a palindrome (42531233213524).

The spelling of 12211030202303 in words is "twelve trillion, two hundred eleven billion, thirty million, two hundred two thousand, three hundred three".