20342414111 has 4 divisors (see below), whose sum is σ = 20621077392. Its totient is φ = 20063750832.

The previous prime is 20342414089. The next prime is 20342414119. The reversal of 20342414111 is 11141424302.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20342414111 - 2²⁶ = 20275305247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20342414119) 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 3 ways as a sum of consecutive naturals, for example, 139331531 + ... + 139331676.

It is an arithmetic number, because the mean of its divisors is an integer number (5155269348).

Almost surely, 2^20342414111 is an apocalyptic number.

20342414111 is a deficient number, since it is larger than the sum of its proper divisors (278663281).

20342414111 is an equidigital number, since it uses as much as digits as its factorization.

20342414111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278663280.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 20342414111 its reverse (11141424302), we get a palindrome (31483838413).

The spelling of 20342414111 in words is "twenty billion, three hundred forty-two million, four hundred fourteen thousand, one hundred eleven".