211321607339 has 2 divisors, whose sum is σ = 211321607340. Its totient is φ = 211321607338.

The previous prime is 211321607327. The next prime is 211321607363. The reversal of 211321607339 is 933706123112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 211321607339 - 2⁴ = 211321607323 is a prime.

It is not a weakly prime, because it can be changed into another prime (211321607239) 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, 105660803669 + 105660803670.

It is an arithmetic number, because the mean of its divisors is an integer number (105660803670).

Almost surely, 2^211321607339 is an apocalyptic number.

211321607339 is a deficient number, since it is larger than the sum of its proper divisors (1).

211321607339 is an equidigital number, since it uses as much as digits as its factorization.

211321607339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40824, while the sum is 38.

The spelling of 211321607339 in words is "two hundred eleven billion, three hundred twenty-one million, six hundred seven thousand, three hundred thirty-nine".