20310320059 has 2 divisors, whose sum is σ = 20310320060. Its totient is φ = 20310320058.

The previous prime is 20310320057. The next prime is 20310320089. The reversal of 20310320059 is 95002301302.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20310320059 - 2¹ = 20310320057 is a prime.

Together with 20310320057, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (20310320057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10155160029 + 10155160030.

It is an arithmetic number, because the mean of its divisors is an integer number (10155160030).

Almost surely, 2^20310320059 is an apocalyptic number.

20310320059 is a deficient number, since it is larger than the sum of its proper divisors (1).

20310320059 is an equidigital number, since it uses as much as digits as its factorization.

20310320059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 25.

The spelling of 20310320059 in words is "twenty billion, three hundred ten million, three hundred twenty thousand, fifty-nine".