11110211121 has 8 divisors (see below), whose sum is σ = 14875597440. Its totient is φ = 7375816112.

The previous prime is 11110211089. The next prime is 11110211131. The reversal of 11110211121 is 12111201111.

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 11110211121 - 2⁵ = 11110211089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11110211097 and 11110211106.

It is not an unprimeable number, because it can be changed into a prime (11110211131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7746990 + ... + 7748423.

It is an arithmetic number, because the mean of its divisors is an integer number (1859449680).

Almost surely, 2^11110211121 is an apocalyptic number.

It is an amenable number.

11110211121 is a deficient number, since it is larger than the sum of its proper divisors (3765386319).

11110211121 is a wasteful number, since it uses less digits than its factorization.

11110211121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15495655.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 11110211121 its reverse (12111201111), we get a palindrome (23221412232).

The spelling of 11110211121 in words is "eleven billion, one hundred ten million, two hundred eleven thousand, one hundred twenty-one".