11000211121 has 8 divisors (see below), whose sum is σ = 11177357184. Its totient is φ = 10823682240.

The previous prime is 11000211119. The next prime is 11000211133. The reversal of 11000211121 is 12111200011.

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 11000211121 - 2¹ = 11000211119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11000211098 and 11000211107.

It is not an unprimeable number, because it can be changed into a prime (11000211181) 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, 118296 + ... + 189721.

It is an arithmetic number, because the mean of its divisors is an integer number (1397169648).

Almost surely, 2^11000211121 is an apocalyptic number.

It is an amenable number.

11000211121 is a deficient number, since it is larger than the sum of its proper divisors (177146063).

11000211121 is an equidigital number, since it uses as much as digits as its factorization.

11000211121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308591.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 11000211121 its reverse (12111200011), we get a palindrome (23111411132).

The spelling of 11000211121 in words is "eleven billion, two hundred eleven thousand, one hundred twenty-one".