12040113321225 has 72 divisors (see below), whose sum is σ = 23526326932992. Its totient is φ = 5837463158400.

The previous prime is 12040113321169. The next prime is 12040113321287. The reversal of 12040113321225 is 52212331104021.

It is a happy number.

12040113321225 is a `hidden beast` number, since 1 + 2 + 0 + 4 + 0 + 113 + 321 + 225 = 666.

It is not a de Polignac number, because 12040113321225 - 2⁶ = 12040113321161 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 165424792 + ... + 165497558.

It is an arithmetic number, because the mean of its divisors is an integer number (326754540736).

Almost surely, 2^{12040113321225} is an apocalyptic number.

12040113321225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12040113321225 is a deficient number, since it is larger than the sum of its proper divisors (11486213611767).

12040113321225 is a wasteful number, since it uses less digits than its factorization.

12040113321225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139647 (or 139639 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 12040113321225 its reverse (52212331104021), we get a palindrome (64252444425246).

The spelling of 12040113321225 in words is "twelve trillion, forty billion, one hundred thirteen million, three hundred twenty-one thousand, two hundred twenty-five".