11112434120 has 16 divisors (see below), whose sum is σ = 25002976860. Its totient is φ = 4444973632.

The previous prime is 11112434101. The next prime is 11112434141. The reversal of 11112434120 is 2143421111.

It can be written as a sum of positive squares in 2 ways, for example, as 9096962884 + 2015471236 = 95378^2 + 44894^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 11112434092 and 11112434101.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138905387 + ... + 138905466.

Almost surely, 2^11112434120 is an apocalyptic number.

11112434120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11112434120 is an abundant number, since it is smaller than the sum of its proper divisors (13890542740).

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

11112434120 is a wasteful number, since it uses less digits than its factorization.

11112434120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277810864 (or 277810860 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 11112434120 its reverse (2143421111), we get a palindrome (13255855231).

The spelling of 11112434120 in words is "eleven billion, one hundred twelve million, four hundred thirty-four thousand, one hundred twenty".