20300010239 has 2 divisors, whose sum is σ = 20300010240. Its totient is φ = 20300010238.

The previous prime is 20300010193. The next prime is 20300010259. The reversal of 20300010239 is 93201000302.

It is an a-pointer prime, because the next prime (20300010259) can be obtained adding 20300010239 to its sum of digits (20).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20300010239 - 2¹² = 20300006143 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20300010239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20300010259) 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, 10150005119 + 10150005120.

It is an arithmetic number, because the mean of its divisors is an integer number (10150005120).

Almost surely, 2^20300010239 is an apocalyptic number.

20300010239 is a deficient number, since it is larger than the sum of its proper divisors (1).

20300010239 is an equidigital number, since it uses as much as digits as its factorization.

20300010239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 20.

The spelling of 20300010239 in words is "twenty billion, three hundred million, ten thousand, two hundred thirty-nine".