12196695911 has 4 divisors (see below), whose sum is σ = 12197278752. Its totient is φ = 12196113072.

The previous prime is 12196695853. The next prime is 12196695941. The reversal of 12196695911 is 11959669121.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12196695911 is a prime.

It is a super-2 number, since 2×12196695911² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12196695911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12196695941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 258815 + ... + 302288.

It is an arithmetic number, because the mean of its divisors is an integer number (3049319688).

Almost surely, 2^12196695911 is an apocalyptic number.

12196695911 is a deficient number, since it is larger than the sum of its proper divisors (582841).

12196695911 is an equidigital number, since it uses as much as digits as its factorization.

12196695911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 582840.

The product of its digits is 262440, while the sum is 50.

The spelling of 12196695911 in words is "twelve billion, one hundred ninety-six million, six hundred ninety-five thousand, nine hundred eleven".