120652110031681 has 8 divisors (see below), whose sum is σ = 127188168714720. Its totient is φ = 114134646111552.

The previous prime is 120652110031667. The next prime is 120652110031693. The reversal of 120652110031681 is 186130011256021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120652110031681 is a prime.

It is a super-2 number, since 2×120652110031681² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 120652110031681.

It is not an unprimeable number, because it can be changed into a prime (120652110034681) 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 7 ways as a sum of consecutive naturals, for example, 4648677400 + ... + 4648703353.

It is an arithmetic number, because the mean of its divisors is an integer number (15898521089340).

Almost surely, 2^{120652110031681} is an apocalyptic number.

It is an amenable number.

120652110031681 is a deficient number, since it is larger than the sum of its proper divisors (6536058683039).

120652110031681 is an equidigital number, since it uses as much as digits as its factorization.

120652110031681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9297381455.

The product of its (nonzero) digits is 17280, while the sum is 37.

The spelling of 120652110031681 in words is "one hundred twenty trillion, six hundred fifty-two billion, one hundred ten million, thirty-one thousand, six hundred eighty-one".