11002003211 has 4 divisors (see below), whose sum is σ = 11002337472. Its totient is φ = 11001668952.

The previous prime is 11002003189. The next prime is 11002003223. The reversal of 11002003211 is 11230020011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11002003211 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11002003192 and 11002003201.

It is not an unprimeable number, because it can be changed into a prime (11002003811) 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 3 ways as a sum of consecutive naturals, for example, 111611 + ... + 185636.

It is an arithmetic number, because the mean of its divisors is an integer number (2750584368).

Almost surely, 2^11002003211 is an apocalyptic number.

11002003211 is a deficient number, since it is larger than the sum of its proper divisors (334261).

11002003211 is an equidigital number, since it uses as much as digits as its factorization.

11002003211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334260.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 11002003211 its reverse (11230020011), we get a palindrome (22232023222).

The spelling of 11002003211 in words is "eleven billion, two million, three thousand, two hundred eleven".