120099011 has 4 divisors (see below), whose sum is σ = 120236832. Its totient is φ = 119961192.

The previous prime is 120098989. The next prime is 120099013. The reversal of 120099011 is 110990021.

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 120099011 - 2¹⁰ = 120097987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120099013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67595 + ... + 69348.

It is an arithmetic number, because the mean of its divisors is an integer number (30059208).

Almost surely, 2^120099011 is an apocalyptic number.

120099011 is a deficient number, since it is larger than the sum of its proper divisors (137821).

120099011 is an equidigital number, since it uses as much as digits as its factorization.

120099011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137820.

The product of its (nonzero) digits is 162, while the sum is 23.

The square root of 120099011 is about 10958.9694314748. The cubic root of 120099011 is about 493.3780343088.

The spelling of 120099011 in words is "one hundred twenty million, ninety-nine thousand, eleven".