11011002200021 has 16 divisors (see below), whose sum is σ = 11125630527360. Its totient is φ = 10896964603200.

The previous prime is 11011002199997. The next prime is 11011002200069. The reversal of 11011002200021 is 12000220011011.

It is a cyclic number.

It is not a de Polignac number, because 11011002200021 - 2¹⁰ = 11011002198997 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11011002199975 and 11011002200011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11011002200221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79821110 + ... + 79958936.

It is an arithmetic number, because the mean of its divisors is an integer number (695351907960).

Almost surely, 2^{11011002200021} is an apocalyptic number.

It is an amenable number.

11011002200021 is a deficient number, since it is larger than the sum of its proper divisors (114628327339).

11011002200021 is a wasteful number, since it uses less digits than its factorization.

11011002200021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139964.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11011002200021 its reverse (12000220011011), we get a palindrome (23011222211032).

The spelling of 11011002200021 in words is "eleven trillion, eleven billion, two million, two hundred thousand, twenty-one".