20013130046347 has 2 divisors, whose sum is σ = 20013130046348. Its totient is φ = 20013130046346.

The previous prime is 20013130046303. The next prime is 20013130046387. The reversal of 20013130046347 is 74364003131002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20013130046347 - 2³⁹ = 19463374232459 is a prime.

It is not a weakly prime, because it can be changed into another prime (20013130046387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10006565023173 + 10006565023174.

It is an arithmetic number, because the mean of its divisors is an integer number (10006565023174).

Almost surely, 2^{20013130046347} is an apocalyptic number.

20013130046347 is a deficient number, since it is larger than the sum of its proper divisors (1).

20013130046347 is an equidigital number, since it uses as much as digits as its factorization.

20013130046347 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 34.

Adding to 20013130046347 its reverse (74364003131002), we get a palindrome (94377133177349).

The spelling of 20013130046347 in words is "twenty trillion, thirteen billion, one hundred thirty million, forty-six thousand, three hundred forty-seven".