11121203130 has 16 divisors (see below), whose sum is σ = 26690887584. Its totient is φ = 2965654160.

The previous prime is 11121203099. The next prime is 11121203141. The reversal of 11121203130 is 3130212111.

It is a happy number.

11121203130 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 (15).

It is a Curzon number.

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 7 ways as a sum of consecutive naturals, for example, 185353356 + ... + 185353415.

It is an arithmetic number, because the mean of its divisors is an integer number (1668180474).

Almost surely, 2^11121203130 is an apocalyptic number.

11121203130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11121203130 is an abundant number, since it is smaller than the sum of its proper divisors (15569684454).

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

11121203130 is a wasteful number, since it uses less digits than its factorization.

11121203130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370706781.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 11121203130 its reverse (3130212111), we get a palindrome (14251415241).

The spelling of 11121203130 in words is "eleven billion, one hundred twenty-one million, two hundred three thousand, one hundred thirty".