20132430240403 has 16 divisors (see below), whose sum is σ = 21704169520096. Its totient is φ = 18563993683200.

The previous prime is 20132430240389. The next prime is 20132430240463. The reversal of 20132430240403 is 30404203423102.

It is a cyclic number.

It is not a de Polignac number, because 20132430240403 - 2⁴¹ = 17933406984851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20132430240463) 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 15 ways as a sum of consecutive naturals, for example, 127492525 + ... + 127650337.

It is an arithmetic number, because the mean of its divisors is an integer number (1356510595006).

Almost surely, 2^{20132430240403} is an apocalyptic number.

20132430240403 is a deficient number, since it is larger than the sum of its proper divisors (1571739279693).

20132430240403 is a wasteful number, since it uses less digits than its factorization.

20132430240403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168214.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 20132430240403 its reverse (30404203423102), we get a palindrome (50536633663505).

The spelling of 20132430240403 in words is "twenty trillion, one hundred thirty-two billion, four hundred thirty million, two hundred forty thousand, four hundred three".