11003211102 has 48 divisors (see below), whose sum is σ = 24075318960. Its totient is φ = 3350670336.

The previous prime is 11003211097. The next prime is 11003211103. The reversal of 11003211102 is 20111230011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11003211103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42424 + ... + 154292.

It is an arithmetic number, because the mean of its divisors is an integer number (501569145).

Almost surely, 2^11003211102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11003211102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12037659480).

11003211102 is an abundant number, since it is smaller than the sum of its proper divisors (13072107858).

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

11003211102 is a wasteful number, since it uses less digits than its factorization.

11003211102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111997 (or 111984 counting only the distinct ones).

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

Adding to 11003211102 its reverse (20111230011), we get a palindrome (31114441113).

The spelling of 11003211102 in words is "eleven billion, three million, two hundred eleven thousand, one hundred two".