11021202100221 has 32 divisors (see below), whose sum is σ = 15110551584768. Its totient is φ = 7140150388800.

The previous prime is 11021202100213. The next prime is 11021202100247. The reversal of 11021202100221 is 12200120212011.

11021202100221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11021202100221 - 2³ = 11021202100213 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11021202100221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11021202100201) 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, 424679796 + ... + 424705746.

It is an arithmetic number, because the mean of its divisors is an integer number (472204737024).

Almost surely, 2^{11021202100221} is an apocalyptic number.

It is an amenable number.

11021202100221 is a deficient number, since it is larger than the sum of its proper divisors (4089349484547).

11021202100221 is a wasteful number, since it uses less digits than its factorization.

11021202100221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30521.

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

Adding to 11021202100221 its reverse (12200120212011), we get a palindrome (23221322312232).

The spelling of 11021202100221 in words is "eleven trillion, twenty-one billion, two hundred two million, one hundred thousand, two hundred twenty-one".