20310320011283 has 2 divisors, whose sum is σ = 20310320011284. Its totient is φ = 20310320011282.

The previous prime is 20310320011279. The next prime is 20310320011321. The reversal of 20310320011283 is 38211002301302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20310320011283 - 2² = 20310320011279 is a prime.

It is not a weakly prime, because it can be changed into another prime (20310320011273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10155160005641 + 10155160005642.

It is an arithmetic number, because the mean of its divisors is an integer number (10155160005642).

Almost surely, 2^{20310320011283} is an apocalyptic number.

20310320011283 is a deficient number, since it is larger than the sum of its proper divisors (1).

20310320011283 is an equidigital number, since it uses as much as digits as its factorization.

20310320011283 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 20310320011283 its reverse (38211002301302), we get a palindrome (58521322312585).

The spelling of 20310320011283 in words is "twenty trillion, three hundred ten billion, three hundred twenty million, eleven thousand, two hundred eighty-three".