20411432142134 has 32 divisors (see below), whose sum is σ = 33704086594176. Its totient is φ = 9193841715520.

The previous prime is 20411432142091. The next prime is 20411432142151. The reversal of 20411432142134 is 43124123411402.

It is a self number, because there is not a number n which added to its sum of digits gives 20411432142134.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4317512 + ... + 7711275.

It is an arithmetic number, because the mean of its divisors is an integer number (1053252706068).

Almost surely, 2^{20411432142134} is an apocalyptic number.

20411432142134 is a deficient number, since it is larger than the sum of its proper divisors (13292654452042).

20411432142134 is a wasteful number, since it uses less digits than its factorization.

20411432142134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12029500.

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 20411432142134 its reverse (43124123411402), we get a palindrome (63535555553536).

The spelling of 20411432142134 in words is "twenty trillion, four hundred eleven billion, four hundred thirty-two million, one hundred forty-two thousand, one hundred thirty-four".