12220203100111 has 4 divisors (see below), whose sum is σ = 12222595939192. Its totient is φ = 12217810261032.

The previous prime is 12220203100103. The next prime is 12220203100159. The reversal of 12220203100111 is 11100130202221.

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 12220203100111 - 2³ = 12220203100103 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 (12220203103111) 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, 1196411880 + ... + 1196422093.

It is an arithmetic number, because the mean of its divisors is an integer number (3055648984798).

Almost surely, 2^{12220203100111} is an apocalyptic number.

12220203100111 is a deficient number, since it is larger than the sum of its proper divisors (2392839081).

12220203100111 is an equidigital number, since it uses as much as digits as its factorization.

12220203100111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2392839080.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 12220203100111 its reverse (11100130202221), we get a palindrome (23320333302332).

The spelling of 12220203100111 in words is "twelve trillion, two hundred twenty billion, two hundred three million, one hundred thousand, one hundred eleven".