120918003273 has 24 divisors (see below), whose sum is σ = 175475222208. Its totient is φ = 80235974112.

The previous prime is 120918003229. The next prime is 120918003301. The reversal of 120918003273 is 372300819021.

120918003273 is a `hidden beast` number, since 1 + 209 + 180 + 0 + 3 + 273 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-120918003273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120918003203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2788111 + ... + 2831147.

It is an arithmetic number, because the mean of its divisors is an integer number (7311467592).

Almost surely, 2^120918003273 is an apocalyptic number.

It is an amenable number.

120918003273 is a deficient number, since it is larger than the sum of its proper divisors (54557218935).

120918003273 is a wasteful number, since it uses less digits than its factorization.

120918003273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44493 (or 44490 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The spelling of 120918003273 in words is "one hundred twenty billion, nine hundred eighteen million, three thousand, two hundred seventy-three".