11001112102201 has 4 divisors (see below), whose sum is σ = 11847351494692. Its totient is φ = 10154872709712.

The previous prime is 11001112102199. The next prime is 11001112102213. The reversal of 11001112102201 is 10220121110011.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7022288001600 + 3978824100601 = 2649960^2 + 1994699^2 .

It is a cyclic number.

It is not a de Polignac number, because 11001112102201 - 2¹ = 11001112102199 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13), and also a Moran number because the ratio is a prime number: 846239392477 = 11001112102201 / (1 + 1 + 0 + 0 + 1 + 1 + 1 + 2 + 1 + 0 + 2 + 2 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11001112102231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 423119696226 + ... + 423119696251.

It is an arithmetic number, because the mean of its divisors is an integer number (2961837873673).

Almost surely, 2^{11001112102201} is an apocalyptic number.

It is an amenable number.

11001112102201 is a deficient number, since it is larger than the sum of its proper divisors (846239392491).

11001112102201 is an equidigital number, since it uses as much as digits as its factorization.

11001112102201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846239392490.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11001112102201 its reverse (10220121110011), we get a palindrome (21221233212212).

The spelling of 11001112102201 in words is "eleven trillion, one billion, one hundred twelve million, one hundred two thousand, two hundred one".