12204510225105 has 64 divisors (see below), whose sum is σ = 21512975597568. Its totient is φ = 5858870012160.

The previous prime is 12204510225023. The next prime is 12204510225107. The reversal of 12204510225105 is 50152201540221.

It is not a de Polignac number, because 12204510225105 - 2⁹ = 12204510224593 is a prime.

It is a super-2 number, since 2×12204510225105² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12204510225107) 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 63 ways as a sum of consecutive naturals, for example, 102709387 + ... + 102828143.

It is an arithmetic number, because the mean of its divisors is an integer number (336140243712).

Almost surely, 2^{12204510225105} is an apocalyptic number.

12204510225105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12204510225105 is a deficient number, since it is larger than the sum of its proper divisors (9308465372463).

12204510225105 is a wasteful number, since it uses less digits than its factorization.

12204510225105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124926.

The product of its (nonzero) digits is 8000, while the sum is 30.

Adding to 12204510225105 its reverse (50152201540221), we get a palindrome (62356711765326).

The spelling of 12204510225105 in words is "twelve trillion, two hundred four billion, five hundred ten million, two hundred twenty-five thousand, one hundred five".