20302131330007 has 2 divisors, whose sum is σ = 20302131330008. Its totient is φ = 20302131330006.

The previous prime is 20302131330001. The next prime is 20302131330017. The reversal of 20302131330007 is 70003313120302.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20302131330007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20302131330001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10151065665003 + 10151065665004.

It is an arithmetic number, because the mean of its divisors is an integer number (10151065665004).

Almost surely, 2^{20302131330007} is an apocalyptic number.

20302131330007 is a deficient number, since it is larger than the sum of its proper divisors (1).

20302131330007 is an equidigital number, since it uses as much as digits as its factorization.

20302131330007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 25.

Adding to 20302131330007 its reverse (70003313120302), we get a palindrome (90305444450309).

The spelling of 20302131330007 in words is "twenty trillion, three hundred two billion, one hundred thirty-one million, three hundred thirty thousand, seven".