11102211221200 has 60 divisors (see below), whose sum is σ = 29097886330368. Its totient is φ = 4037167715200.

The previous prime is 11102211221173. The next prime is 11102211221203. The reversal of 11102211221200 is 212211220111.

11102211221200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11102211221203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1261610512 + ... + 1261619311.

Almost surely, 2^{11102211221200} is an apocalyptic number.

11102211221200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11102211221200 is an abundant number, since it is smaller than the sum of its proper divisors (17995675109168).

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

11102211221200 is a wasteful number, since it uses less digits than its factorization.

11102211221200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2523229852 (or 2523229841 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11102211221200 its reverse (212211220111), we get a palindrome (11314422441311).

The spelling of 11102211221200 in words is "eleven trillion, one hundred two billion, two hundred eleven million, two hundred twenty-one thousand, two hundred".