11001200200021 has 8 divisors (see below), whose sum is σ = 11072808952640. Its totient is φ = 10929641651712.

The previous prime is 11001200200007. The next prime is 11001200200033. The reversal of 11001200200021 is 12000200210011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11001200200021 - 2⁵ = 11001200199989 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11001200199980 and 11001200200007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11001200200051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12111345 + ... + 12987958.

It is an arithmetic number, because the mean of its divisors is an integer number (1384101119080).

Almost surely, 2^{11001200200021} is an apocalyptic number.

It is an amenable number.

11001200200021 is a deficient number, since it is larger than the sum of its proper divisors (71608752619).

11001200200021 is a wasteful number, since it uses less digits than its factorization.

11001200200021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25102155.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 11001200200021 its reverse (12000200210011), we get a palindrome (23001400410032).

The spelling of 11001200200021 in words is "eleven trillion, one billion, two hundred million, two hundred thousand, twenty-one".