112400000001 has 80 divisors (see below), whose sum is σ = 177603528960. Its totient is φ = 70731722880.

The previous prime is 112399999997. The next prime is 112400000003. The reversal of 112400000001 is 100000004211.

It is a happy number.

It is not a de Polignac number, because 112400000001 - 2² = 112399999997 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (112400000003) by changing a digit.

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 79 ways as a sum of consecutive naturals, for example, 38717116 + ... + 38720018.

It is an arithmetic number, because the mean of its divisors is an integer number (2220044112).

Almost surely, 2^112400000001 is an apocalyptic number.

It is an amenable number.

112400000001 is a deficient number, since it is larger than the sum of its proper divisors (65203528959).

112400000001 is a wasteful number, since it uses less digits than its factorization.

112400000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3308 (or 3299 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 112400000001 its reverse (100000004211), we get a palindrome (212400004212).

The spelling of 112400000001 in words is "one hundred twelve billion, four hundred million, one", and thus it is an aban number.