12104220600045 has 144 divisors (see below), whose sum is σ = 24454821792960. Its totient is φ = 5522315678208.

The previous prime is 12104220600037. The next prime is 12104220600067. The reversal of 12104220600045 is 54000602240121.

12104220600045 is a `hidden beast` number, since 1 + 2 + 10 + 4 + 2 + 2 + 0 + 600 + 0 + 45 = 666.

It is not a de Polignac number, because 12104220600045 - 2³ = 12104220600037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12104220599991 and 12104220600018.

It is a congruent number.

It is an unprimeable number.

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 143 ways as a sum of consecutive naturals, for example, 3157895449 + ... + 3157899281.

It is an arithmetic number, because the mean of its divisors is an integer number (169825151340).

Almost surely, 2^{12104220600045} is an apocalyptic number.

12104220600045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12104220600045 is an abundant number, since it is smaller than the sum of its proper divisors (12350601192915).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12104220600045 is a wasteful number, since it uses less digits than its factorization.

12104220600045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6344 (or 6334 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 12104220600045 its reverse (54000602240121), we get a palindrome (66104822840166).

The spelling of 12104220600045 in words is "twelve trillion, one hundred four billion, two hundred twenty million, six hundred thousand, forty-five".