21336014419 has 2 divisors, whose sum is σ = 21336014420. Its totient is φ = 21336014418.

The previous prime is 21336014309. The next prime is 21336014519. The reversal of 21336014419 is 91441063312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 21336014419 - 2¹³ = 21336006227 is a prime.

It is a super-2 number, since 2×21336014419² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (21336014519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10668007209 + 10668007210.

It is an arithmetic number, because the mean of its divisors is an integer number (10668007210).

Almost surely, 2^21336014419 is an apocalyptic number.

21336014419 is a deficient number, since it is larger than the sum of its proper divisors (1).

21336014419 is an equidigital number, since it uses as much as digits as its factorization.

21336014419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 34.

The spelling of 21336014419 in words is "twenty-one billion, three hundred thirty-six million, fourteen thousand, four hundred nineteen".