213232021339 has 2 divisors, whose sum is σ = 213232021340. Its totient is φ = 213232021338.

The previous prime is 213232021283. The next prime is 213232021421. The reversal of 213232021339 is 933120232312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 213232021339 - 2²⁵ = 213198466907 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 213232021339.

It is not a weakly prime, because it can be changed into another prime (213232025339) 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, 106616010669 + 106616010670.

It is an arithmetic number, because the mean of its divisors is an integer number (106616010670).

Almost surely, 2^213232021339 is an apocalyptic number.

213232021339 is a deficient number, since it is larger than the sum of its proper divisors (1).

213232021339 is an equidigital number, since it uses as much as digits as its factorization.

213232021339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 31.

The spelling of 213232021339 in words is "two hundred thirteen billion, two hundred thirty-two million, twenty-one thousand, three hundred thirty-nine".