120001110209 has 8 divisors (see below), whose sum is σ = 121359866760. Its totient is φ = 118642585600.

The previous prime is 120001110191. The next prime is 120001110211. The reversal of 120001110209 is 902011100021.

It can be written as a sum of positive squares in 4 ways, for example, as 14895470209 + 105105640000 = 122047^2 + 324200^2 .

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 120001110209 - 2⁸ = 120001109953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120001110289) 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, 1116389 + ... + 1219149.

It is an arithmetic number, because the mean of its divisors is an integer number (15169983345).

Almost surely, 2^120001110209 is an apocalyptic number.

It is an amenable number.

120001110209 is a deficient number, since it is larger than the sum of its proper divisors (1358756551).

120001110209 is a wasteful number, since it uses less digits than its factorization.

120001110209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115971.

The product of its (nonzero) digits is 36, while the sum is 17.

The spelling of 120001110209 in words is "one hundred twenty billion, one million, one hundred ten thousand, two hundred nine".