11001032200021 has 16 divisors (see below), whose sum is σ = 11601934743168. Its totient is φ = 10410425625600.

The previous prime is 11001032200007. The next prime is 11001032200061. The reversal of 11001032200021 is 12000223010011.

It is a cyclic number.

It is not a de Polignac number, because 11001032200021 - 2³⁵ = 10966672461653 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11001032199974 and 11001032200010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11001032200061) 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, 5190081 + ... + 6995641.

It is an arithmetic number, because the mean of its divisors is an integer number (725120921448).

Almost surely, 2^{11001032200021} is an apocalyptic number.

It is an amenable number.

11001032200021 is a deficient number, since it is larger than the sum of its proper divisors (600902543147).

11001032200021 is a wasteful number, since it uses less digits than its factorization.

11001032200021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1808412.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 11001032200021 its reverse (12000223010011), we get a palindrome (23001255210032).

The spelling of 11001032200021 in words is "eleven trillion, one billion, thirty-two million, two hundred thousand, twenty-one".