21314001343 has 2 divisors, whose sum is σ = 21314001344. Its totient is φ = 21314001342.

The previous prime is 21314001337. The next prime is 21314001391. The reversal of 21314001343 is 34310041312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21314001343 - 2²⁵ = 21280446911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21314005343) 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, 10657000671 + 10657000672.

It is an arithmetic number, because the mean of its divisors is an integer number (10657000672).

Almost surely, 2^21314001343 is an apocalyptic number.

21314001343 is a deficient number, since it is larger than the sum of its proper divisors (1).

21314001343 is an equidigital number, since it uses as much as digits as its factorization.

21314001343 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 21314001343 its reverse (34310041312), we get a palindrome (55624042655).

The spelling of 21314001343 in words is "twenty-one billion, three hundred fourteen million, one thousand, three hundred forty-three".