11200100022021 has 16 divisors (see below), whose sum is σ = 15028131299328. Its totient is φ = 7419486874800.

The previous prime is 11200100021939. The next prime is 11200100022047. The reversal of 11200100022021 is 12022000100211.

It is not a de Polignac number, because 11200100022021 - 2¹⁹ = 11200099497733 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11200100021988 and 11200100022006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11200100022091) 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, 10206001 + ... + 11250006.

It is an arithmetic number, because the mean of its divisors is an integer number (939258206208).

Almost surely, 2^{11200100022021} is an apocalyptic number.

It is an amenable number.

11200100022021 is a deficient number, since it is larger than the sum of its proper divisors (3828031277307).

11200100022021 is a wasteful number, since it uses less digits than its factorization.

11200100022021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21457112.

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

Adding to 11200100022021 its reverse (12022000100211), we get a palindrome (23222100122232).

The spelling of 11200100022021 in words is "eleven trillion, two hundred billion, one hundred million, twenty-two thousand, twenty-one".