11212020301211 has 4 divisors (see below), whose sum is σ = 11215811991792. Its totient is φ = 11208228610632.

The previous prime is 11212020301151. The next prime is 11212020301243. The reversal of 11212020301211 is 11210302021211.

It is a happy number.

11212020301211 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 11212020301211 - 2¹⁴ = 11212020284827 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 11212020301211.

It is not an unprimeable number, because it can be changed into a prime (11212020306211) 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, 1895840855 + ... + 1895846768.

It is an arithmetic number, because the mean of its divisors is an integer number (2803952997948).

Almost surely, 2^{11212020301211} is an apocalyptic number.

11212020301211 is a deficient number, since it is larger than the sum of its proper divisors (3791690581).

11212020301211 is an equidigital number, since it uses as much as digits as its factorization.

11212020301211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3791690580.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 11212020301211 its reverse (11210302021211), we get a palindrome (22422322322422).

The spelling of 11212020301211 in words is "eleven trillion, two hundred twelve billion, twenty million, three hundred one thousand, two hundred eleven".