12432321240201 has 12 divisors (see below), whose sum is σ = 17958821453040. Its totient is φ = 8287741495800.

The previous prime is 12432321240173. The next prime is 12432321240221. The reversal of 12432321240201 is 10204212323421.

12432321240201 is a `hidden beast` number, since 1 + 2 + 43 + 2 + 3 + 212 + 402 + 0 + 1 = 666.

It is not a de Polignac number, because 12432321240201 - 2⁴² = 8034274729097 is a prime.

It is a super-2 number, since 2×12432321240201² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12432321240221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39222075 + ... + 39537776.

It is an arithmetic number, because the mean of its divisors is an integer number (1496568454420).

Almost surely, 2^{12432321240201} is an apocalyptic number.

It is an amenable number.

12432321240201 is a deficient number, since it is larger than the sum of its proper divisors (5526500212839).

12432321240201 is a wasteful number, since it uses less digits than its factorization.

12432321240201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78777396 (or 78777393 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 12432321240201 its reverse (10204212323421), we get a palindrome (22636533563622).

The spelling of 12432321240201 in words is "twelve trillion, four hundred thirty-two billion, three hundred twenty-one million, two hundred forty thousand, two hundred one".