21114304303 has 2 divisors, whose sum is σ = 21114304304. Its totient is φ = 21114304302.

The previous prime is 21114304279. The next prime is 21114304331. The reversal of 21114304303 is 30340341112.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-21114304303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21114304333) 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, 10557152151 + 10557152152.

It is an arithmetic number, because the mean of its divisors is an integer number (10557152152).

Almost surely, 2^21114304303 is an apocalyptic number.

21114304303 is a deficient number, since it is larger than the sum of its proper divisors (1).

21114304303 is an equidigital number, since it uses as much as digits as its factorization.

21114304303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 21114304303 its reverse (30340341112), we get a palindrome (51454645415).

The spelling of 21114304303 in words is "twenty-one billion, one hundred fourteen million, three hundred four thousand, three hundred three".