120109011 has 8 divisors (see below), whose sum is σ = 174704064. Its totient is φ = 72793320.

The previous prime is 120109009. The next prime is 120109043. The reversal of 120109011 is 110901021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 120109011 - 2¹ = 120109009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120101011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1819801 + ... + 1819866.

It is an arithmetic number, because the mean of its divisors is an integer number (21838008).

Almost surely, 2^120109011 is an apocalyptic number.

120109011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

120109011 is a deficient number, since it is larger than the sum of its proper divisors (54595053).

120109011 is a wasteful number, since it uses less digits than its factorization.

120109011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3639681.

The product of its (nonzero) digits is 18, while the sum is 15.

The square root of 120109011 is about 10959.4256692584. The cubic root of 120109011 is about 493.3917275757.

The spelling of 120109011 in words is "one hundred twenty million, one hundred nine thousand, eleven".