11222120020011 has 32 divisors (see below), whose sum is σ = 15220801736448. Its totient is φ = 7353153561600.

The previous prime is 11222120020009. The next prime is 11222120020039. The reversal of 11222120020011 is 11002002122211.

11222120020011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11222120020011 - 2¹ = 11222120020009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11222120020511) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 323844036 + ... + 323878686.

It is an arithmetic number, because the mean of its divisors is an integer number (475650054264).

Almost surely, 2^{11222120020011} is an apocalyptic number.

11222120020011 is a deficient number, since it is larger than the sum of its proper divisors (3998681716437).

11222120020011 is a wasteful number, since it uses less digits than its factorization.

11222120020011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39851.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11222120020011 its reverse (11002002122211), we get a palindrome (22224122142222).

The spelling of 11222120020011 in words is "eleven trillion, two hundred twenty-two billion, one hundred twenty million, twenty thousand, eleven".