120078816137105 has 32 divisors (see below), whose sum is σ = 166220456057856. Its totient is φ = 81569308618944.

The previous prime is 120078816137087. The next prime is 120078816137117. The reversal of 120078816137105 is 501731618870021.

It is a cyclic number.

It is not a de Polignac number, because 120078816137105 - 2⁶ = 120078816137041 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 580472702 + ... + 580679528.

It is an arithmetic number, because the mean of its divisors is an integer number (5194389251808).

Almost surely, 2^{120078816137105} is an apocalyptic number.

It is an amenable number.

120078816137105 is a deficient number, since it is larger than the sum of its proper divisors (46141639920751).

120078816137105 is a wasteful number, since it uses less digits than its factorization.

120078816137105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361973.

The product of its (nonzero) digits is 564480, while the sum is 50.

The spelling of 120078816137105 in words is "one hundred twenty trillion, seventy-eight billion, eight hundred sixteen million, one hundred thirty-seven thousand, one hundred five".