8120685751122 has 32 divisors (see below), whose sum is σ = 18563294639232. Its totient is φ = 2319980027904.

The previous prime is 8120685751093. The next prime is 8120685751177. The reversal of 8120685751122 is 2211575860218.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8538873 + ... + 9442124.

It is an arithmetic number, because the mean of its divisors is an integer number (580102957476).

Almost surely, 2^{8120685751122} is an apocalyptic number.

8120685751122 is an abundant number, since it is smaller than the sum of its proper divisors (10442608888110).

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

8120685751122 is a wasteful number, since it uses less digits than its factorization.

8120685751122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17991762.

The product of its (nonzero) digits is 537600, while the sum is 48.

The spelling of 8120685751122 in words is "eight trillion, one hundred twenty billion, six hundred eighty-five million, seven hundred fifty-one thousand, one hundred twenty-two".