11120002121121 has 32 divisors (see below), whose sum is σ = 14996806134912. Its totient is φ = 7328615992320.

The previous prime is 11120002121119. The next prime is 11120002121143. The reversal of 11120002121121 is 12112120002111.

It is a happy number.

11120002121121 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 11120002121121 - 2¹ = 11120002121119 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11120002121121.

It is not an unprimeable number, because it can be changed into a prime (11120002121191) 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, 1240651786 + ... + 1240660748.

It is an arithmetic number, because the mean of its divisors is an integer number (468650191716).

Almost surely, 2^{11120002121121} is an apocalyptic number.

It is an amenable number.

11120002121121 is a deficient number, since it is larger than the sum of its proper divisors (3876804013791).

11120002121121 is a wasteful number, since it uses less digits than its factorization.

11120002121121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18193.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11120002121121 its reverse (12112120002111), we get a palindrome (23232122123232).

The spelling of 11120002121121 in words is "eleven trillion, one hundred twenty billion, two million, one hundred twenty-one thousand, one hundred twenty-one".