120320323187 has 2 divisors, whose sum is σ = 120320323188. Its totient is φ = 120320323186.

The previous prime is 120320323183. The next prime is 120320323217. The reversal of 120320323187 is 781323023021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120320323187 - 2² = 120320323183 is a prime.

It is not a weakly prime, because it can be changed into another prime (120320323183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60160161593 + 60160161594.

It is an arithmetic number, because the mean of its divisors is an integer number (60160161594).

Almost surely, 2^120320323187 is an apocalyptic number.

120320323187 is a deficient number, since it is larger than the sum of its proper divisors (1).

120320323187 is an equidigital number, since it uses as much as digits as its factorization.

120320323187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 32.

The spelling of 120320323187 in words is "one hundred twenty billion, three hundred twenty million, three hundred twenty-three thousand, one hundred eighty-seven".