11210201020221 has 16 divisors (see below), whose sum is σ = 17082419316864. Its totient is φ = 6405751065024.

The previous prime is 11210201020177. The next prime is 11210201020229. The reversal of 11210201020221 is 12202010201211.

It is not a de Polignac number, because 11210201020221 - 2⁹ = 11210201019709 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11210201020221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11210201020229) 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, 1467226 + ... + 4957131.

It is an arithmetic number, because the mean of its divisors is an integer number (1067651207304).

Almost surely, 2^{11210201020221} is an apocalyptic number.

It is an amenable number.

11210201020221 is a deficient number, since it is larger than the sum of its proper divisors (5872218296643).

11210201020221 is an equidigital number, since it uses as much as digits as its factorization.

11210201020221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6507460.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11210201020221 its reverse (12202010201211), we get a palindrome (23412211221432).

The spelling of 11210201020221 in words is "eleven trillion, two hundred ten billion, two hundred one million, twenty thousand, two hundred twenty-one".