12203220111121 has 8 divisors (see below), whose sum is σ = 13142043290880. Its totient is φ = 11264413208592.

The previous prime is 12203220111109. The next prime is 12203220111161. The reversal of 12203220111121 is 12111102230221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12203220111121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12203220111161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2489491 + ... + 5532088.

It is an arithmetic number, because the mean of its divisors is an integer number (1642755411360).

Almost surely, 2^{12203220111121} is an apocalyptic number.

It is an amenable number.

12203220111121 is a deficient number, since it is larger than the sum of its proper divisors (938823179759).

12203220111121 is a wasteful number, since it uses less digits than its factorization.

12203220111121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8138615.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 12203220111121 its reverse (12111102230221), we get a palindrome (24314322341342).

The spelling of 12203220111121 in words is "twelve trillion, two hundred three billion, two hundred twenty million, one hundred eleven thousand, one hundred twenty-one".