12020222210111 has 8 divisors (see below), whose sum is σ = 12059954766384. Its totient is φ = 11980498121280.

The previous prime is 12020222210107. The next prime is 12020222210153. The reversal of 12020222210111 is 11101222202021.

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 12020222210111 - 2² = 12020222210107 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12020222210111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12020221210111) 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, 733325 + ... + 4957641.

It is an arithmetic number, because the mean of its divisors is an integer number (1507494345798).

Almost surely, 2^{12020222210111} is an apocalyptic number.

12020222210111 is a deficient number, since it is larger than the sum of its proper divisors (39732556273).

12020222210111 is an equidigital number, since it uses as much as digits as its factorization.

12020222210111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4233721.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12020222210111 its reverse (11101222202021), we get a palindrome (23121444412132).

The spelling of 12020222210111 in words is "twelve trillion, twenty billion, two hundred twenty-two million, two hundred ten thousand, one hundred eleven".