11120012002221 has 16 divisors (see below), whose sum is σ = 14853869923200. Its totient is φ = 7399757979648.

The previous prime is 11120012002189. The next prime is 11120012002237. The reversal of 11120012002221 is 12220021002111.

It is not a de Polignac number, because 11120012002221 - 2⁵ = 11120012002189 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11120012002221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11120012042221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3052225 + ... + 5617481.

It is an arithmetic number, because the mean of its divisors is an integer number (928366870200).

Almost surely, 2^{11120012002221} is an apocalyptic number.

It is an amenable number.

11120012002221 is a deficient number, since it is larger than the sum of its proper divisors (3733857920979).

11120012002221 is a wasteful number, since it uses less digits than its factorization.

11120012002221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2567908.

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

Adding to 11120012002221 its reverse (12220021002111), we get a palindrome (23340033004332).

The spelling of 11120012002221 in words is "eleven trillion, one hundred twenty billion, twelve million, two thousand, two hundred twenty-one".