11003103210 has 64 divisors (see below), whose sum is σ = 28937502720. Its totient is φ = 2655439680.

The previous prime is 11003103191. The next prime is 11003103217. The reversal of 11003103210 is 1230130011.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11003103217) 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 31 ways as a sum of consecutive naturals, for example, 1170 + ... + 148349.

It is an arithmetic number, because the mean of its divisors is an integer number (452148480).

Almost surely, 2^11003103210 is an apocalyptic number.

11003103210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11003103210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14468751360).

11003103210 is an abundant number, since it is smaller than the sum of its proper divisors (17934399510).

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

11003103210 is a wasteful number, since it uses less digits than its factorization.

11003103210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149763.

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 11003103210 its reverse (1230130011), we get a palindrome (12233233221).

The spelling of 11003103210 in words is "eleven billion, three million, one hundred three thousand, two hundred ten".