120011202120109 has 4 divisors (see below), whose sum is σ = 122275564424316. Its totient is φ = 117746839815904.

The previous prime is 120011202120097. The next prime is 120011202120137. The reversal of 120011202120109 is 901021202110021.

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

It can be written as a sum of positive squares in 2 ways, for example, as 78215946864484 + 41795255255625 = 8843978^2 + 6464925^2 .

It is a cyclic number.

It is not a de Polignac number, because 120011202120109 - 2¹⁵ = 120011202087341 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 120011202120109.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120011202120149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1132181152024 + ... + 1132181152129.

It is an arithmetic number, because the mean of its divisors is an integer number (30568891106079).

Almost surely, 2^{120011202120109} is an apocalyptic number.

It is an amenable number.

120011202120109 is a deficient number, since it is larger than the sum of its proper divisors (2264362304207).

120011202120109 is an equidigital number, since it uses as much as digits as its factorization.

120011202120109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2264362304206.

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 120011202120109 in words is "one hundred twenty trillion, eleven billion, two hundred two million, one hundred twenty thousand, one hundred nine".