11003212 has 12 divisors (see below), whose sum is σ = 21006216. Its totient is φ = 5001440.

The previous prime is 11003197. The next prime is 11003249. The reversal of 11003212 is 21230011.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124993 + ... + 125080.

It is an arithmetic number, because the mean of its divisors is an integer number (1750518).

Almost surely, 2^11003212 is an apocalyptic number.

It is an amenable number.

11003212 is a deficient number, since it is larger than the sum of its proper divisors (10003004).

11003212 is a wasteful number, since it uses less digits than its factorization.

11003212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250088 (or 250086 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 11003212 is about 3317.1089822314. The cubic root of 11003212 is about 222.4196536899.

Adding to 11003212 its reverse (21230011), we get a palindrome (32233223).

The spelling of 11003212 in words is "eleven million, three thousand, two hundred twelve".