11000220200221 has 16 divisors (see below), whose sum is σ = 12619243376640. Its totient is φ = 9393094283760.

The previous prime is 11000220200197. The next prime is 11000220200257. The reversal of 11000220200221 is 12200202200011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11000220200221 - 2²⁷ = 11000085982493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11000220200821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20563080 + ... + 21091246.

It is an arithmetic number, because the mean of its divisors is an integer number (788702711040).

Almost surely, 2^{11000220200221} is an apocalyptic number.

It is an amenable number.

11000220200221 is a deficient number, since it is larger than the sum of its proper divisors (1619023176419).

11000220200221 is a wasteful number, since it uses less digits than its factorization.

11000220200221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539424.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 11000220200221 its reverse (12200202200011), we get a palindrome (23200422400232).

The spelling of 11000220200221 in words is "eleven trillion, two hundred twenty million, two hundred thousand, two hundred twenty-one".