21024230434283 has 2 divisors, whose sum is σ = 21024230434284. Its totient is φ = 21024230434282.

The previous prime is 21024230434267. The next prime is 21024230434301. The reversal of 21024230434283 is 38243403242012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21024230434283 - 2⁴ = 21024230434267 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (21024230434213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10512115217141 + 10512115217142.

It is an arithmetic number, because the mean of its divisors is an integer number (10512115217142).

Almost surely, 2^{21024230434283} is an apocalyptic number.

21024230434283 is a deficient number, since it is larger than the sum of its proper divisors (1).

21024230434283 is an equidigital number, since it uses as much as digits as its factorization.

21024230434283 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 221184, while the sum is 38.

Adding to 21024230434283 its reverse (38243403242012), we get a palindrome (59267633676295).

The spelling of 21024230434283 in words is "twenty-one trillion, twenty-four billion, two hundred thirty million, four hundred thirty-four thousand, two hundred eighty-three".