20301343903 has 2 divisors, whose sum is σ = 20301343904. Its totient is φ = 20301343902.

The previous prime is 20301343871. The next prime is 20301343963. The reversal of 20301343903 is 30934310302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20301343903 - 2⁵ = 20301343871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20301343963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10150671951 + 10150671952.

It is an arithmetic number, because the mean of its divisors is an integer number (10150671952).

Almost surely, 2^20301343903 is an apocalyptic number.

20301343903 is a deficient number, since it is larger than the sum of its proper divisors (1).

20301343903 is an equidigital number, since it uses as much as digits as its factorization.

20301343903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 28.

The spelling of 20301343903 in words is "twenty billion, three hundred one million, three hundred forty-three thousand, nine hundred three".