11210201121 has 16 divisors (see below), whose sum is σ = 17633251328. Its totient is φ = 6199189200.

The previous prime is 11210201117. The next prime is 11210201141. The reversal of 11210201121 is 12110201211.

It is not a de Polignac number, because 11210201121 - 2² = 11210201117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11210201097 and 11210201106.

It is not an unprimeable number, because it can be changed into a prime (11210201141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8609335 + ... + 8610636.

It is an arithmetic number, because the mean of its divisors is an integer number (1102078208).

Almost surely, 2^11210201121 is an apocalyptic number.

It is an amenable number.

11210201121 is a deficient number, since it is larger than the sum of its proper divisors (6423050207).

11210201121 is a wasteful number, since it uses less digits than its factorization.

11210201121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17220012.

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

Adding to 11210201121 its reverse (12110201211), we get a palindrome (23320402332).

The spelling of 11210201121 in words is "eleven billion, two hundred ten million, two hundred one thousand, one hundred twenty-one".