120112221011999 has 16 divisors (see below), whose sum is σ = 122683808999136. Its totient is φ = 117563570467200.

The previous prime is 120112221011971. The next prime is 120112221012013. The reversal of 120112221011999 is 999110122211021.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120112221011999 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 (120112221011599) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 828624869 + ... + 828769809.

It is an arithmetic number, because the mean of its divisors is an integer number (7667738062446).

Almost surely, 2^{120112221011999} is an apocalyptic number.

120112221011999 is a deficient number, since it is larger than the sum of its proper divisors (2571587987137).

120112221011999 is a wasteful number, since it uses less digits than its factorization.

120112221011999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223946.

The product of its (nonzero) digits is 11664, while the sum is 41.

The spelling of 120112221011999 in words is "one hundred twenty trillion, one hundred twelve billion, two hundred twenty-one million, eleven thousand, nine hundred ninety-nine".