20310200297263 has 2 divisors, whose sum is σ = 20310200297264. Its totient is φ = 20310200297262.

The previous prime is 20310200297203. The next prime is 20310200297267. The reversal of 20310200297263 is 36279200201302.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20310200297263 is a prime.

It is a super-2 number, since 2×20310200297263² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20310200297267) 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, 10155100148631 + 10155100148632.

It is an arithmetic number, because the mean of its divisors is an integer number (10155100148632).

Almost surely, 2^{20310200297263} is an apocalyptic number.

20310200297263 is a deficient number, since it is larger than the sum of its proper divisors (1).

20310200297263 is an equidigital number, since it uses as much as digits as its factorization.

20310200297263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 37.

Adding to 20310200297263 its reverse (36279200201302), we get a palindrome (56589400498565).

The spelling of 20310200297263 in words is "twenty trillion, three hundred ten billion, two hundred million, two hundred ninety-seven thousand, two hundred sixty-three".