12204111140221 has 64 divisors (see below), whose sum is σ = 17302777067520. Its totient is φ = 8289934191360.

The previous prime is 12204111140203. The next prime is 12204111140227.

12204111140221 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 12204111140221 - 2⁵ = 12204111140189 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12204111140192 and 12204111140201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12204111140227) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5016910 + ... + 7041136.

It is an arithmetic number, because the mean of its divisors is an integer number (270355891680).

Almost surely, 2^{12204111140221} is an apocalyptic number.

12204111140221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12204111140221 is a deficient number, since it is larger than the sum of its proper divisors (5098665927299).

12204111140221 is a wasteful number, since it uses less digits than its factorization.

12204111140221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2024594.

The product of its (nonzero) digits is 256, while the sum is 22.

It can be divided in two parts, 1220411 and 1140221, that added together give a palindrome (2360632).

The spelling of 12204111140221 in words is "twelve trillion, two hundred four billion, one hundred eleven million, one hundred forty thousand, two hundred twenty-one".