20302313111147 has 2 divisors, whose sum is σ = 20302313111148. Its totient is φ = 20302313111146.

The previous prime is 20302313111141. The next prime is 20302313111159. The reversal of 20302313111147 is 74111131320302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20302313111147 - 2¹⁶ = 20302313045611 is a prime.

It is not a weakly prime, because it can be changed into another prime (20302313111141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10151156555573 + 10151156555574.

It is an arithmetic number, because the mean of its divisors is an integer number (10151156555574).

Almost surely, 2^{20302313111147} is an apocalyptic number.

20302313111147 is a deficient number, since it is larger than the sum of its proper divisors (1).

20302313111147 is an equidigital number, since it uses as much as digits as its factorization.

20302313111147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 29.

Adding to 20302313111147 its reverse (74111131320302), we get a palindrome (94413444431449).

The spelling of 20302313111147 in words is "twenty trillion, three hundred two billion, three hundred thirteen million, one hundred eleven thousand, one hundred forty-seven".