20334242113 has 4 divisors (see below), whose sum is σ = 21530374020. Its totient is φ = 19138110208.

The previous prime is 20334242081. The next prime is 20334242141. The reversal of 20334242113 is 31124243302.

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

It can be written as a sum of positive squares in 2 ways, for example, as 18809573904 + 1524668209 = 137148^2 + 39047^2 .

It is a cyclic number.

It is not a de Polignac number, because 20334242113 - 2⁵ = 20334242081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20334242153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 598065928 + ... + 598065961.

It is an arithmetic number, because the mean of its divisors is an integer number (5382593505).

Almost surely, 2^20334242113 is an apocalyptic number.

It is an amenable number.

20334242113 is a deficient number, since it is larger than the sum of its proper divisors (1196131907).

20334242113 is a wasteful number, since it uses less digits than its factorization.

20334242113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1196131906.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 20334242113 its reverse (31124243302), we get a palindrome (51458485415).

The spelling of 20334242113 in words is "twenty billion, three hundred thirty-four million, two hundred forty-two thousand, one hundred thirteen".