120080109 has 16 divisors (see below), whose sum is σ = 162800000. Its totient is φ = 78713856.

The previous prime is 120080101. The next prime is 120080137. The reversal of 120080109 is 901080021.

It is not a de Polignac number, because 120080109 - 2³ = 120080101 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 (120080101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95517 + ... + 96765.

It is an arithmetic number, because the mean of its divisors is an integer number (10175000).

Almost surely, 2^120080109 is an apocalyptic number.

It is an amenable number.

120080109 is a deficient number, since it is larger than the sum of its proper divisors (42719891).

120080109 is a wasteful number, since it uses less digits than its factorization.

120080109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1764.

The product of its (nonzero) digits is 144, while the sum is 21.

The square root of 120080109 is about 10958.1069989301. The cubic root of 120080109 is about 493.3521492194.

The spelling of 120080109 in words is "one hundred twenty million, eighty thousand, one hundred nine".