11000200201221 has 32 divisors (see below), whose sum is σ = 18300926361600. Its totient is φ = 5709739942080.

The previous prime is 11000200201171. The next prime is 11000200201223. The reversal of 11000200201221 is 12210200200011.

It is not a de Polignac number, because 11000200201221 - 2⁹ = 11000200200709 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11000200201197 and 11000200201206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11000200201223) 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, 19089541 + ... + 19657338.

It is an arithmetic number, because the mean of its divisors is an integer number (571903948800).

Almost surely, 2^{11000200201221} is an apocalyptic number.

11000200201221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11000200201221 is a deficient number, since it is larger than the sum of its proper divisors (7300726160379).

11000200201221 is a wasteful number, since it uses less digits than its factorization.

11000200201221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38748129.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 11000200201221 its reverse (12210200200011), we get a palindrome (23210400401232).

The spelling of 11000200201221 in words is "eleven trillion, two hundred million, two hundred one thousand, two hundred twenty-one".