213443204192311 has 2 divisors, whose sum is σ = 213443204192312. Its totient is φ = 213443204192310.

The previous prime is 213443204192291. The next prime is 213443204192363. The reversal of 213443204192311 is 113291402344312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 213443204192311 - 2¹⁷ = 213443204061239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213443204190311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106721602096155 + 106721602096156.

It is an arithmetic number, because the mean of its divisors is an integer number (106721602096156).

Almost surely, 2^{213443204192311} is an apocalyptic number.

213443204192311 is a deficient number, since it is larger than the sum of its proper divisors (1).

213443204192311 is an equidigital number, since it uses as much as digits as its factorization.

213443204192311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 124416, while the sum is 40.

The spelling of 213443204192311 in words is "two hundred thirteen trillion, four hundred forty-three billion, two hundred four million, one hundred ninety-two thousand, three hundred eleven".