12020200222111 has 4 divisors (see below), whose sum is σ = 12020285068792. Its totient is φ = 12020115375432.

The previous prime is 12020200222039. The next prime is 12020200222169. The reversal of 12020200222111 is 11122200202021.

It is a happy number.

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 12020200222111 - 2⁹ = 12020200221599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12020200223111) 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, 42210480 + ... + 42494293.

It is an arithmetic number, because the mean of its divisors is an integer number (3005071267198).

Almost surely, 2^{12020200222111} is an apocalyptic number.

12020200222111 is a deficient number, since it is larger than the sum of its proper divisors (84846681).

12020200222111 is an equidigital number, since it uses as much as digits as its factorization.

12020200222111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84846680.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12020200222111 its reverse (11122200202021), we get a palindrome (23142400424132).

The spelling of 12020200222111 in words is "twelve trillion, twenty billion, two hundred million, two hundred twenty-two thousand, one hundred eleven".