20414205023115 has 128 divisors (see below), whose sum is σ = 35715752755200. Its totient is φ = 9915043258368.

The previous prime is 20414205023101. The next prime is 20414205023141. The reversal of 20414205023115 is 51132050241402.

It is a de Polignac number, because none of the positive numbers 2^k-20414205023115 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1261140052 + ... + 1261156238.

It is an arithmetic number, because the mean of its divisors is an integer number (279029318400).

Almost surely, 2^{20414205023115} is an apocalyptic number.

20414205023115 is a deficient number, since it is larger than the sum of its proper divisors (15301547732085).

20414205023115 is a wasteful number, since it uses less digits than its factorization.

20414205023115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16981.

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 20414205023115 its reverse (51132050241402), we get a palindrome (71546255264517).

The spelling of 20414205023115 in words is "twenty trillion, four hundred fourteen billion, two hundred five million, twenty-three thousand, one hundred fifteen".