11201201121 has 8 divisors (see below), whose sum is σ = 16292656224. Its totient is φ = 6788606720.

The previous prime is 11201201083. The next prime is 11201201129. The reversal of 11201201121 is 12110210211.

11201201121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11201201121 - 2⁷ = 11201200993 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11201201097 and 11201201106.

It is not an unprimeable number, because it can be changed into a prime (11201201129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169715136 + ... + 169715201.

It is an arithmetic number, because the mean of its divisors is an integer number (2036582028).

Almost surely, 2^11201201121 is an apocalyptic number.

11201201121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11201201121 is a deficient number, since it is larger than the sum of its proper divisors (5091455103).

11201201121 is a wasteful number, since it uses less digits than its factorization.

11201201121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339430351.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11201201121 its reverse (12110210211), we get a palindrome (23311411332).

The spelling of 11201201121 in words is "eleven billion, two hundred one million, two hundred one thousand, one hundred twenty-one".