120312322999 has 32 divisors (see below), whose sum is σ = 134104273920. Its totient is φ = 107921080960.

The previous prime is 120312322981. The next prime is 120312323009. The reversal of 120312322999 is 999223213021.

It is not a de Polignac number, because 120312322999 - 2¹¹ = 120312320951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120312322099) 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 in 31 ways as a sum of consecutive naturals, for example, 35944644 + ... + 35947990.

It is an arithmetic number, because the mean of its divisors is an integer number (4190758560).

Almost surely, 2^120312322999 is an apocalyptic number.

120312322999 is a deficient number, since it is larger than the sum of its proper divisors (13791950921).

120312322999 is a wasteful number, since it uses less digits than its factorization.

120312322999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3732 (or 3710 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 43.

The spelling of 120312322999 in words is "one hundred twenty billion, three hundred twelve million, three hundred twenty-two thousand, nine hundred ninety-nine".