11010200221 has 4 divisors (see below), whose sum is σ = 11025221692. Its totient is φ = 10995178752.

The previous prime is 11010200207. The next prime is 11010200251. The reversal of 11010200221 is 12200201011.

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 8420815225 + 2589384996 = 91765^2 + 50886^2 .

It is a cyclic number.

It is not a de Polignac number, because 11010200221 - 2²⁷ = 10875982493 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11010200198 and 11010200207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11010200251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7509636 + ... + 7511101.

It is an arithmetic number, because the mean of its divisors is an integer number (2756305423).

Almost surely, 2^11010200221 is an apocalyptic number.

It is an amenable number.

11010200221 is a deficient number, since it is larger than the sum of its proper divisors (15021471).

11010200221 is an equidigital number, since it uses as much as digits as its factorization.

11010200221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15021470.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 11010200221 its reverse (12200201011), we get a palindrome (23210401232).

The spelling of 11010200221 in words is "eleven billion, ten million, two hundred thousand, two hundred twenty-one".