12326103683181 has 6 divisors (see below), whose sum is σ = 17804371986830. Its totient is φ = 8217402455448.

The previous prime is 12326103683137. The next prime is 12326103683221. The reversal of 12326103683181 is 18138630162321.

It is a happy number.

12326103683181 is a `hidden beast` number, since 1 + 2 + 326 + 1 + 0 + 3 + 6 + 8 + 318 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 9150419301156 + 3175684382025 = 3024966^2 + 1782045^2 .

It is a de Polignac number, because none of the positive numbers 2^k-12326103683181 is a prime.

It is a super-2 number, since 2×12326103683181² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12326103683581) 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, 684783537946 + ... + 684783537963.

Almost surely, 2^{12326103683181} is an apocalyptic number.

It is an amenable number.

12326103683181 is a deficient number, since it is larger than the sum of its proper divisors (5478268303649).

12326103683181 is a wasteful number, since it uses less digits than its factorization.

12326103683181 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1369567075915 (or 1369567075912 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The spelling of 12326103683181 in words is "twelve trillion, three hundred twenty-six billion, one hundred three million, six hundred eighty-three thousand, one hundred eighty-one".