12309920179111 has 2 divisors, whose sum is σ = 12309920179112. Its totient is φ = 12309920179110.

The previous prime is 12309920179093. The next prime is 12309920179273. The reversal of 12309920179111 is 11197102990321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12309920179111 - 2¹¹ = 12309920177063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12309900179111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6154960089555 + 6154960089556.

It is an arithmetic number, because the mean of its divisors is an integer number (6154960089556).

Almost surely, 2^{12309920179111} is an apocalyptic number.

12309920179111 is a deficient number, since it is larger than the sum of its proper divisors (1).

12309920179111 is an equidigital number, since it uses as much as digits as its factorization.

12309920179111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61236, while the sum is 46.

The spelling of 12309920179111 in words is "twelve trillion, three hundred nine billion, nine hundred twenty million, one hundred seventy-nine thousand, one hundred eleven".