11111234120 has 48 divisors (see below), whose sum is σ = 29081959740. Its totient is φ = 3809565312.

The previous prime is 11111234093. The next prime is 11111234137. The reversal of 11111234120 is 2143211111.

11111234120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 10887252964 + 223981156 = 104342^2 + 14966^2 .

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 11 ways as a sum of consecutive naturals, for example, 2832539 + ... + 2836458.

Almost surely, 2^11111234120 is an apocalyptic number.

11111234120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11111234120 is an abundant number, since it is smaller than the sum of its proper divisors (17970725620).

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

11111234120 is a wasteful number, since it uses less digits than its factorization.

11111234120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5669022 (or 5669011 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 11111234120 its reverse (2143211111), we get a palindrome (13254445231).

The spelling of 11111234120 in words is "eleven billion, one hundred eleven million, two hundred thirty-four thousand, one hundred twenty".