21230414363 has 2 divisors, whose sum is σ = 21230414364. Its totient is φ = 21230414362.

The previous prime is 21230414341. The next prime is 21230414369. The reversal of 21230414363 is 36341403212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 21230414363 - 2¹⁰ = 21230413339 is a prime.

It is not a weakly prime, because it can be changed into another prime (21230414369) 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, 10615207181 + 10615207182.

It is an arithmetic number, because the mean of its divisors is an integer number (10615207182).

Almost surely, 2^21230414363 is an apocalyptic number.

21230414363 is a deficient number, since it is larger than the sum of its proper divisors (1).

21230414363 is an equidigital number, since it uses as much as digits as its factorization.

21230414363 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 21230414363 its reverse (36341403212), we get a palindrome (57571817575).

The spelling of 21230414363 in words is "twenty-one billion, two hundred thirty million, four hundred fourteen thousand, three hundred sixty-three".