20302313078363 has 2 divisors, whose sum is σ = 20302313078364. Its totient is φ = 20302313078362.

The previous prime is 20302313078357. The next prime is 20302313078401. The reversal of 20302313078363 is 36387031320302.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20302313078363 - 2¹⁰ = 20302313077339 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20302313078363.

It is not a weakly prime, because it can be changed into another prime (20302313078353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10151156539181 + 10151156539182.

It is an arithmetic number, because the mean of its divisors is an integer number (10151156539182).

Almost surely, 2^{20302313078363} is an apocalyptic number.

20302313078363 is a deficient number, since it is larger than the sum of its proper divisors (1).

20302313078363 is an equidigital number, since it uses as much as digits as its factorization.

20302313078363 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 326592, while the sum is 41.

Adding to 20302313078363 its reverse (36387031320302), we get a palindrome (56689344398665).

The spelling of 20302313078363 in words is "twenty trillion, three hundred two billion, three hundred thirteen million, seventy-eight thousand, three hundred sixty-three".