11012122200221 has 32 divisors (see below), whose sum is σ = 11790660672000. Its totient is φ = 10254881786688.

The previous prime is 11012122200151. The next prime is 11012122200341. The reversal of 11012122200221 is 12200222121011.

It is not a de Polignac number, because 11012122200221 - 2¹⁴ = 11012122183837 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11012122200221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012122200421) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 250407191 + ... + 250451163.

It is an arithmetic number, because the mean of its divisors is an integer number (368458146000).

Almost surely, 2^{11012122200221} is an apocalyptic number.

It is an amenable number.

11012122200221 is a deficient number, since it is larger than the sum of its proper divisors (778538471779).

11012122200221 is a wasteful number, since it uses less digits than its factorization.

11012122200221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44873.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11012122200221 its reverse (12200222121011), we get a palindrome (23212344321232).

The spelling of 11012122200221 in words is "eleven trillion, twelve billion, one hundred twenty-two million, two hundred thousand, two hundred twenty-one".