11003310213220 has 96 divisors (see below), whose sum is σ = 25433140432896. Its totient is φ = 3973303065600.

The previous prime is 11003310213199. The next prime is 11003310213221. The reversal of 11003310213220 is 2231201330011.

It is not an unprimeable number, because it can be changed into a prime (11003310213221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15801805 + ... + 16483435.

It is an arithmetic number, because the mean of its divisors is an integer number (264928546176).

Almost surely, 2^{11003310213220} is an apocalyptic number.

11003310213220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11003310213220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12716570216448).

11003310213220 is an abundant number, since it is smaller than the sum of its proper divisors (14429830219676).

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

11003310213220 is a wasteful number, since it uses less digits than its factorization.

11003310213220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683021 (or 683019 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 11003310213220 its reverse (2231201330011), we get a palindrome (13234511543231).

The spelling of 11003310213220 in words is "eleven trillion, three billion, three hundred ten million, two hundred thirteen thousand, two hundred twenty".