11200001001 has 12 divisors (see below), whose sum is σ = 17371430352. Its totient is φ = 6400000488.

The previous prime is 11200000957. The next prime is 11200001017. The reversal of 11200001001 is 10010000211.

It is not a de Polignac number, because 11200001001 - 2¹⁵ = 11199968233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11200001051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38095095 + ... + 38095388.

It is an arithmetic number, because the mean of its divisors is an integer number (1447619196).

Almost surely, 2^11200001001 is an apocalyptic number.

It is an amenable number.

11200001001 is a deficient number, since it is larger than the sum of its proper divisors (6171429351).

11200001001 is an equidigital number, since it uses as much as digits as its factorization.

11200001001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76190500 (or 76190493 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 6.

Adding to 11200001001 its reverse (10010000211), we get a palindrome (21210001212).

The spelling of 11200001001 in words is "eleven billion, two hundred million, one thousand, one".