20310016039 has 2 divisors, whose sum is σ = 20310016040. Its totient is φ = 20310016038.

The previous prime is 20310016037. The next prime is 20310016157. The reversal of 20310016039 is 93061001302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20310016039 - 2¹ = 20310016037 is a prime.

Together with 20310016037, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20310016031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10155008019 + 10155008020.

It is an arithmetic number, because the mean of its divisors is an integer number (10155008020).

Almost surely, 2^20310016039 is an apocalyptic number.

20310016039 is a deficient number, since it is larger than the sum of its proper divisors (1).

20310016039 is an equidigital number, since it uses as much as digits as its factorization.

20310016039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 25.

The spelling of 20310016039 in words is "twenty billion, three hundred ten million, sixteen thousand, thirty-nine".