11001121210201 has 8 divisors (see below), whose sum is σ = 11054446889024. Its totient is φ = 10947909112560.

The previous prime is 11001121210199. The next prime is 11001121210229. The reversal of 11001121210201 is 10201212110011.

It is a happy number.

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 11001121210201 - 2¹ = 11001121210199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11001121210501) 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, 28201110 + ... + 28588543.

It is an arithmetic number, because the mean of its divisors is an integer number (1381805861128).

Almost surely, 2^{11001121210201} is an apocalyptic number.

It is an amenable number.

11001121210201 is a deficient number, since it is larger than the sum of its proper divisors (53325678823).

11001121210201 is an equidigital number, since it uses as much as digits as its factorization.

11001121210201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56790591.

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

Adding to 11001121210201 its reverse (10201212110011), we get a palindrome (21202333320212).

The spelling of 11001121210201 in words is "eleven trillion, one billion, one hundred twenty-one million, two hundred ten thousand, two hundred one".