20423041420311 has 80 divisors (see below), whose sum is σ = 31564208003328. Its totient is φ = 13150905206400.

The previous prime is 20423041420303. The next prime is 20423041420337. The reversal of 20423041420311 is 11302414032402.

20423041420311 is a `hidden beast` number, since 2 + 0 + 4 + 2 + 30 + 414 + 203 + 11 = 666.

It is not a de Polignac number, because 20423041420311 - 2³ = 20423041420303 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20423041440311) by changing a digit.

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 79 ways as a sum of consecutive naturals, for example, 2499450256 + ... + 2499458426.

Almost surely, 2^{20423041420311} is an apocalyptic number.

20423041420311 is a deficient number, since it is larger than the sum of its proper divisors (11141166583017).

20423041420311 is a wasteful number, since it uses less digits than its factorization.

20423041420311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15634 (or 15625 counting only the distinct ones).

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

Adding to 20423041420311 its reverse (11302414032402), we get a palindrome (31725455452713).

The spelling of 20423041420311 in words is "twenty trillion, four hundred twenty-three billion, forty-one million, four hundred twenty thousand, three hundred eleven".