12020222020211 has 4 divisors (see below), whose sum is σ = 12022680651000. Its totient is φ = 12017763389424.

The previous prime is 12020222020159. The next prime is 12020222020229. The reversal of 12020222020211 is 11202022202021.

It is a happy number.

12020222020211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 12020222020211 - 2²² = 12020217825907 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 12020222020211.

It is not an unprimeable number, because it can be changed into a prime (12020222020241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1229308061 + ... + 1229317838.

It is an arithmetic number, because the mean of its divisors is an integer number (3005670162750).

Almost surely, 2^{12020222020211} is an apocalyptic number.

12020222020211 is a deficient number, since it is larger than the sum of its proper divisors (2458630789).

12020222020211 is an equidigital number, since it uses as much as digits as its factorization.

12020222020211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2458630788.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 12020222020211 its reverse (11202022202021), we get a palindrome (23222244222232).

The spelling of 12020222020211 in words is "twelve trillion, twenty billion, two hundred twenty-two million, twenty thousand, two hundred eleven".