11121110201 has 16 divisors (see below), whose sum is σ = 11883231360. Its totient is φ = 10371229440.

The previous prime is 11121110111. The next prime is 11121110207. The reversal of 11121110201 is 10201112111.

11121110201 = 25569² + 25570² + ... + 25585².

It is not a de Polignac number, because 11121110201 - 2¹⁰ = 11121109177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11121110207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1615595 + ... + 1622463.

It is an arithmetic number, because the mean of its divisors is an integer number (742701960).

Almost surely, 2^11121110201 is an apocalyptic number.

It is an amenable number.

11121110201 is a deficient number, since it is larger than the sum of its proper divisors (762121159).

11121110201 is a wasteful number, since it uses less digits than its factorization.

11121110201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7744.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 11121110201 its reverse (10201112111), we get a palindrome (21322222312).

The spelling of 11121110201 in words is "eleven billion, one hundred twenty-one million, one hundred ten thousand, two hundred one".