12201110122111 has 8 divisors (see below), whose sum is σ = 12204645299280. Its totient is φ = 12197575177728.

The previous prime is 12201110122081. The next prime is 12201110122151. The reversal of 12201110122111 is 11122101110221.

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

It is a cyclic number.

It is not a de Polignac number, because 12201110122111 - 2¹¹ = 12201110120063 is a prime.

It is a super-3 number, since 3×12201110122111³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12201110122151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188906655 + ... + 188971231.

It is an arithmetic number, because the mean of its divisors is an integer number (1525580662410).

Almost surely, 2^{12201110122111} is an apocalyptic number.

12201110122111 is a deficient number, since it is larger than the sum of its proper divisors (3535177169).

12201110122111 is an equidigital number, since it uses as much as digits as its factorization.

12201110122111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116393.

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

Adding to 12201110122111 its reverse (11122101110221), we get a palindrome (23323211232332).

The spelling of 12201110122111 in words is "twelve trillion, two hundred one billion, one hundred ten million, one hundred twenty-two thousand, one hundred eleven".