112638226281 has 16 divisors (see below), whose sum is σ = 180672844800. Its totient is φ = 60977084688.

The previous prime is 112638226279. The next prime is 112638226303. The reversal of 112638226281 is 182622836211.

It is not a de Polignac number, because 112638226281 - 2¹ = 112638226279 is a prime.

It is a super-2 number, since 2×112638226281² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (112638226201) 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, 141150261 + ... + 141151058.

It is an arithmetic number, because the mean of its divisors is an integer number (11292052800).

Almost surely, 2^112638226281 is an apocalyptic number.

It is an amenable number.

112638226281 is a deficient number, since it is larger than the sum of its proper divisors (68034618519).

112638226281 is a wasteful number, since it uses less digits than its factorization.

112638226281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282301348.

The product of its digits is 110592, while the sum is 42.

The spelling of 112638226281 in words is "one hundred twelve billion, six hundred thirty-eight million, two hundred twenty-six thousand, two hundred eighty-one".