12116664241 has 6 divisors (see below), whose sum is σ = 13318317026. Its totient is φ = 11015149200.

The previous prime is 12116664233. The next prime is 12116664299. The reversal of 12116664241 is 14246661121.

It can be written as a sum of positive squares in only one way, i.e., 11773118016 + 343546225 = 108504^2 + 18535^2 .

It is not a de Polignac number, because 12116664241 - 2³ = 12116664233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12116664197 and 12116664206.

It is not an unprimeable number, because it can be changed into a prime (12116664341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50068740 + ... + 50068981.

Almost surely, 2^12116664241 is an apocalyptic number.

12116664241 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12116664241 is a deficient number, since it is larger than the sum of its proper divisors (1201652785).

12116664241 is a wasteful number, since it uses less digits than its factorization.

12116664241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100137743 (or 100137732 counting only the distinct ones).

The product of its digits is 13824, while the sum is 34.

The spelling of 12116664241 in words is "twelve billion, one hundred sixteen million, six hundred sixty-four thousand, two hundred forty-one".