120855119999 has 8 divisors (see below), whose sum is σ = 127381455360. Its totient is φ = 114486045856.

The previous prime is 120855119993. The next prime is 120855120049. The reversal of 120855119999 is 999911558021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120855119999 - 2¹² = 120855115903 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 (120855119993) 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 7 ways as a sum of consecutive naturals, for example, 39313727 + ... + 39316800.

It is an arithmetic number, because the mean of its divisors is an integer number (15922681920).

Almost surely, 2^120855119999 is an apocalyptic number.

120855119999 is a deficient number, since it is larger than the sum of its proper divisors (6526335361).

120855119999 is an equidigital number, since it uses as much as digits as its factorization.

120855119999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78630609.

The product of its (nonzero) digits is 2624400, while the sum is 59.

The spelling of 120855119999 in words is "one hundred twenty billion, eight hundred fifty-five million, one hundred nineteen thousand, nine hundred ninety-nine".