20942584303 has 2 divisors, whose sum is σ = 20942584304. Its totient is φ = 20942584302.

The previous prime is 20942584297. The next prime is 20942584331. The reversal of 20942584303 is 30348524902.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20942584303 - 2²⁵ = 20909029871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20942534303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10471292151 + 10471292152.

It is an arithmetic number, because the mean of its divisors is an integer number (10471292152).

Almost surely, 2^20942584303 is an apocalyptic number.

20942584303 is a deficient number, since it is larger than the sum of its proper divisors (1).

20942584303 is an equidigital number, since it uses as much as digits as its factorization.

20942584303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 20942584303 in words is "twenty billion, nine hundred forty-two million, five hundred eighty-four thousand, three hundred three".