112130121031209 has 24 divisors (see below), whose sum is σ = 162007997486400. Its totient is φ = 74733907491360.

The previous prime is 112130121031163. The next prime is 112130121031211. The reversal of 112130121031209 is 902130121031211.

112130121031209 is a `hidden beast` number, since 1 + 1 + 2 + 130 + 1 + 210 + 312 + 0 + 9 = 666.

It is not a de Polignac number, because 112130121031209 - 2¹³ = 112130121023017 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (112130121031219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1603175179 + ... + 1603245119.

It is an arithmetic number, because the mean of its divisors is an integer number (6750333228600).

Almost surely, 2^{112130121031209} is an apocalyptic number.

It is an amenable number.

112130121031209 is a deficient number, since it is larger than the sum of its proper divisors (49877876455191).

112130121031209 is a wasteful number, since it uses less digits than its factorization.

112130121031209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113885 (or 113882 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 27.

It can be divided in two parts, 11213012 and 1031209, that added together give a palindrome (12244221).

The spelling of 112130121031209 in words is "one hundred twelve trillion, one hundred thirty billion, one hundred twenty-one million, thirty-one thousand, two hundred nine".