11002002 has 32 divisors (see below), whose sum is σ = 24287040. Its totient is φ = 3294720.

The previous prime is 11002001. The next prime is 11002037. The reversal of 11002002 is 20020011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is not an unprimeable number, because it can be changed into a prime (11002001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4938 + ... + 6810.

It is an arithmetic number, because the mean of its divisors is an integer number (758970).

Almost surely, 2^11002002 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11002002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12143520).

11002002 is an abundant number, since it is smaller than the sum of its proper divisors (13285038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11002002 is a wasteful number, since it uses less digits than its factorization.

11002002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1978.

The product of its (nonzero) digits is 4, while the sum is 6.

The square root of 11002002 is about 3316.9265894801. The cubic root of 11002002 is about 222.4115003844.

Adding to 11002002 its reverse (20020011), we get a palindrome (31022013).

Subtracting 11002002 from its reverse (20020011), we obtain a square (9018009 = 3003²).

The spelling of 11002002 in words is "eleven million, two thousand, two".