11200100022121 has 4 divisors (see below), whose sum is σ = 11687060892672. Its totient is φ = 10713139151572.

The previous prime is 11200100022101. The next prime is 11200100022143. The reversal of 11200100022121 is 12122000100211.

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.

It is not a de Polignac number, because 11200100022121 - 2¹¹ = 11200100020073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11200100022101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 243480435241 + ... + 243480435286.

It is an arithmetic number, because the mean of its divisors is an integer number (2921765223168).

Almost surely, 2^{11200100022121} is an apocalyptic number.

It is an amenable number.

11200100022121 is a deficient number, since it is larger than the sum of its proper divisors (486960870551).

11200100022121 is an equidigital number, since it uses as much as digits as its factorization.

11200100022121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486960870550.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11200100022121 its reverse (12122000100211), we get a palindrome (23322100122332).

The spelling of 11200100022121 in words is "eleven trillion, two hundred billion, one hundred million, twenty-two thousand, one hundred twenty-one".