120067645231217 has 4 divisors (see below), whose sum is σ = 120094368504180. Its totient is φ = 120040921958256.

The previous prime is 120067645231207. The next prime is 120067645231223. The reversal of 120067645231217 is 712132546760021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 110158270088161 + 9909375143056 = 10495631^2 + 3147916^2 .

It is a cyclic number.

It is not a de Polignac number, because 120067645231217 - 2³⁶ = 119998925754481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120067645231207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13361629742 + ... + 13361638727.

It is an arithmetic number, because the mean of its divisors is an integer number (30023592126045).

Almost surely, 2^{120067645231217} is an apocalyptic number.

It is an amenable number.

120067645231217 is a deficient number, since it is larger than the sum of its proper divisors (26723272963).

120067645231217 is an equidigital number, since it uses as much as digits as its factorization.

120067645231217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26723272962.

The product of its (nonzero) digits is 846720, while the sum is 47.

The spelling of 120067645231217 in words is "one hundred twenty trillion, sixty-seven billion, six hundred forty-five million, two hundred thirty-one thousand, two hundred seventeen".