12020220000011 has 4 divisors (see below), whose sum is σ = 12132558504792. Its totient is φ = 11907881495232.

The previous prime is 12020219999971. The next prime is 12020220000017. The reversal of 12020220000011 is 11000002202021.

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 12020220000011 - 2³⁰ = 12019146258187 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12020219999947 and 12020220000001.

It is not an unprimeable number, because it can be changed into a prime (12020220000017) 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, 56169252230 + ... + 56169252443.

It is an arithmetic number, because the mean of its divisors is an integer number (3033139626198).

Almost surely, 2^{12020220000011} is an apocalyptic number.

12020220000011 is a deficient number, since it is larger than the sum of its proper divisors (112338504781).

12020220000011 is a wasteful number, since it uses less digits than its factorization.

12020220000011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112338504780.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 12020220000011 its reverse (11000002202021), we get a palindrome (23020222202032).

The spelling of 12020220000011 in words is "twelve trillion, twenty billion, two hundred twenty million, eleven", and thus it is an aban number.