11200200121 has 8 divisors (see below), whose sum is σ = 12337026624. Its totient is φ = 10083144720.

The previous prime is 11200200119. The next prime is 11200200173. The reversal of 11200200121 is 12100200211.

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

It is not a de Polignac number, because 11200200121 - 2¹ = 11200200119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11200200098 and 11200200107.

It is not an unprimeable number, because it can be changed into a prime (11200200191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4941586 + ... + 4943851.

It is an arithmetic number, because the mean of its divisors is an integer number (1542128328).

Almost surely, 2^11200200121 is an apocalyptic number.

11200200121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11200200121 is a deficient number, since it is larger than the sum of its proper divisors (1136826503).

11200200121 is a wasteful number, since it uses less digits than its factorization.

11200200121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9885551.

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

Adding to 11200200121 its reverse (12100200211), we get a palindrome (23300400332).

The spelling of 11200200121 in words is "eleven billion, two hundred million, two hundred thousand, one hundred twenty-one".