11120003021100 has 144 divisors (see below), whose sum is σ = 33902791332480. Its totient is φ = 2806314739200.

The previous prime is 11120003021077. The next prime is 11120003021159. The reversal of 11120003021100 is 112030002111.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4408555 + ... + 6455645.

It is an arithmetic number, because the mean of its divisors is an integer number (235436050920).

Almost surely, 2^{11120003021100} is an apocalyptic number.

11120003021100 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 11120003021100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16951395666240).

11120003021100 is an abundant number, since it is smaller than the sum of its proper divisors (22782788311380).

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

11120003021100 is a wasteful number, since it uses less digits than its factorization.

11120003021100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2048080 (or 2048073 counting only the distinct ones).

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

Adding to 11120003021100 its reverse (112030002111), we get a palindrome (11232033023211).

The spelling of 11120003021100 in words is "eleven trillion, one hundred twenty billion, three million, twenty-one thousand, one hundred".