120011120221999 has 4 divisors (see below), whose sum is σ = 120167181497440. Its totient is φ = 119855058946560.

The previous prime is 120011120221961. The next prime is 120011120222017. The reversal of 120011120221999 is 999122021110021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 120011120221999 - 2³¹ = 120008972738351 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 (120011120221939) 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 3 ways as a sum of consecutive naturals, for example, 78030636567 + ... + 78030638104.

It is an arithmetic number, because the mean of its divisors is an integer number (30041795374360).

Almost surely, 2^{120011120221999} is an apocalyptic number.

120011120221999 is a deficient number, since it is larger than the sum of its proper divisors (156061275441).

120011120221999 is an equidigital number, since it uses as much as digits as its factorization.

120011120221999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156061275440.

The product of its (nonzero) digits is 11664, while the sum is 40.

The spelling of 120011120221999 in words is "one hundred twenty trillion, eleven billion, one hundred twenty million, two hundred twenty-one thousand, nine hundred ninety-nine".