11021113121130 has 192 divisors, whose sum is σ = 32826395467008. Its totient is φ = 2513121500160.

The previous prime is 11021113121129. The next prime is 11021113121147. The reversal of 11021113121130 is 3112131112011.

11021113121130 is a `hidden beast` number, since 1 + 10 + 211 + 1 + 312 + 1 + 130 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 630597952 + ... + 630615428.

It is an arithmetic number, because the mean of its divisors is an integer number (170970809724).

Almost surely, 2^{11021113121130} is an apocalyptic number.

11021113121130 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 11021113121130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16413197733504).

11021113121130 is an abundant number, since it is smaller than the sum of its proper divisors (21805282345878).

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

11021113121130 is a wasteful number, since it uses less digits than its factorization.

11021113121130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19821 (or 19818 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 18.

Adding to 11021113121130 its reverse (3112131112011), we get a palindrome (14133244233141).

The spelling of 11021113121130 in words is "eleven trillion, twenty-one billion, one hundred thirteen million, one hundred twenty-one thousand, one hundred thirty".