11200200002021 has 4 divisors (see below), whose sum is σ = 11200206696000. Its totient is φ = 11200193308044.

The previous prime is 11200200002011. The next prime is 11200200002023. The reversal of 11200200002021 is 12020000200211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 11200200002021 - 2¹⁸ = 11200199739877 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11200200001993 and 11200200002011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11200200002023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1604180 + ... + 4997378.

It is an arithmetic number, because the mean of its divisors is an integer number (2800051674000).

Almost surely, 2^{11200200002021} is an apocalyptic number.

It is an amenable number.

11200200002021 is a deficient number, since it is larger than the sum of its proper divisors (6693979).

11200200002021 is an equidigital number, since it uses as much as digits as its factorization.

11200200002021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6693978.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 11200200002021 its reverse (12020000200211), we get a palindrome (23220200202232).

The spelling of 11200200002021 in words is "eleven trillion, two hundred billion, two hundred million, two thousand, twenty-one".