11121111330 has 64 divisors (see below), whose sum is σ = 31152660480. Its totient is φ = 2487881664.

The previous prime is 11121111311. The next prime is 11121111359. The reversal of 11121111330 is 3311112111.

11121111330 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 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 31 ways as a sum of consecutive naturals, for example, 553510 + ... + 573249.

It is an arithmetic number, because the mean of its divisors is an integer number (486760320).

Almost surely, 2^11121111330 is an apocalyptic number.

11121111330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11121111330 is an abundant number, since it is smaller than the sum of its proper divisors (20031549150).

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

11121111330 is a wasteful number, since it uses less digits than its factorization.

11121111330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1126823.

The product of its (nonzero) digits is 18, while the sum is 15.

Adding to 11121111330 its reverse (3311112111), we get a palindrome (14432223441).

The spelling of 11121111330 in words is "eleven billion, one hundred twenty-one million, one hundred eleven thousand, three hundred thirty".