11121022020211 has 8 divisors (see below), whose sum is σ = 11148511387104. Its totient is φ = 11093559620160.

The previous prime is 11121022020179. The next prime is 11121022020223. The reversal of 11121022020211 is 11202022012111.

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 11121022020211 - 2⁵ = 11121022020179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11121022023211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5915775 + ... + 7565608.

It is an arithmetic number, because the mean of its divisors is an integer number (1393563923388).

Almost surely, 2^{11121022020211} is an apocalyptic number.

11121022020211 is a deficient number, since it is larger than the sum of its proper divisors (27489366893).

11121022020211 is a wasteful number, since it uses less digits than its factorization.

11121022020211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13483421.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11121022020211 its reverse (11202022012111), we get a palindrome (22323044032322).

It can be divided in two parts, 1112102 and 2020211, that added together give a palindrome (3132313).

The spelling of 11121022020211 in words is "eleven trillion, one hundred twenty-one billion, twenty-two million, twenty thousand, two hundred eleven".