12111222202003 has 4 divisors (see below), whose sum is σ = 12111654820000. Its totient is φ = 12110789584008.

The previous prime is 12111222201977. The next prime is 12111222202007. The reversal of 12111222202003 is 30020222211121.

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 12111222202003 - 2¹⁷ = 12111222070931 is a prime.

It is a super-2 number, since 2×12111222202003² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12111222202007) 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, 216267003 + ... + 216322996.

It is an arithmetic number, because the mean of its divisors is an integer number (3027913705000).

Almost surely, 2^{12111222202003} is an apocalyptic number.

12111222202003 is a deficient number, since it is larger than the sum of its proper divisors (432617997).

12111222202003 is an equidigital number, since it uses as much as digits as its factorization.

12111222202003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432617996.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 12111222202003 its reverse (30020222211121), we get a palindrome (42131444413124).

The spelling of 12111222202003 in words is "twelve trillion, one hundred eleven billion, two hundred twenty-two million, two hundred two thousand, three".