120205127375660 has 96 divisors (see below), whose sum is σ = 255288006566208. Its totient is φ = 47539640079360.

The previous prime is 120205127375609. The next prime is 120205127375819. The reversal of 120205127375660 is 66573721502021.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3217721702 + ... + 3217759058.

It is an arithmetic number, because the mean of its divisors is an integer number (2659250068398).

Almost surely, 2^{120205127375660} is an apocalyptic number.

120205127375660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120205127375660 is an abundant number, since it is smaller than the sum of its proper divisors (135082879190548).

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

120205127375660 is a wasteful number, since it uses less digits than its factorization.

120205127375660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40371 (or 40369 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 47.

Adding to 120205127375660 its reverse (66573721502021), we get a palindrome (186778848877681).

The spelling of 120205127375660 in words is "one hundred twenty trillion, two hundred five billion, one hundred twenty-seven million, three hundred seventy-five thousand, six hundred sixty".