192009111009 has 48 divisors (see below), whose sum is σ = 272526214464. Its totient is φ = 120149568000.

The previous prime is 192009111001. The next prime is 192009111031. The reversal of 192009111009 is 900111900291.

It is not a de Polignac number, because 192009111009 - 2³ = 192009111001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (192009111001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15231309 + ... + 15243909.

It is an arithmetic number, because the mean of its divisors is an integer number (5677629468).

Almost surely, 2^192009111009 is an apocalyptic number.

It is an amenable number.

192009111009 is a deficient number, since it is larger than the sum of its proper divisors (80517103455).

192009111009 is a wasteful number, since it uses less digits than its factorization.

192009111009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12798 (or 12755 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 33.

The spelling of 192009111009 in words is "one hundred ninety-two billion, nine million, one hundred eleven thousand, nine".