112399999999 has 16 divisors (see below), whose sum is σ = 131341600000. Its totient is φ = 96149638872.

The previous prime is 112399999997. The next prime is 112400000003. The reversal of 112399999999 is 999999993211.

It is not a de Polignac number, because 112399999999 - 2¹ = 112399999997 is a prime.

It is a Duffinian number.

112399999999 is a modest number, since divided by 999999 gives 112399 as remainder.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112399999997) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157197 + ... + 499510.

It is an arithmetic number, because the mean of its divisors is an integer number (8208850000).

Almost surely, 2^112399999999 is an apocalyptic number.

112399999999 is a deficient number, since it is larger than the sum of its proper divisors (18941600001).

112399999999 is an frugal number, since it uses more digits than its factorization.

112399999999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657227 (or 657213 counting only the distinct ones).

The product of its digits is 258280326, while the sum is 79.

The spelling of 112399999999 in words is "one hundred twelve billion, three hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred ninety-nine".