213014322173 has 2 divisors, whose sum is σ = 213014322174. Its totient is φ = 213014322172.

The previous prime is 213014322167. The next prime is 213014322341. The reversal of 213014322173 is 371223410312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 181576549924 + 31437772249 = 426118^2 + 177307^2 .

It is a cyclic number.

It is not a de Polignac number, because 213014322173 - 2²⁶ = 212947213309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213014322113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106507161086 + 106507161087.

It is an arithmetic number, because the mean of its divisors is an integer number (106507161087).

Almost surely, 2^213014322173 is an apocalyptic number.

It is an amenable number.

213014322173 is a deficient number, since it is larger than the sum of its proper divisors (1).

213014322173 is an equidigital number, since it uses as much as digits as its factorization.

213014322173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 29.

Adding to 213014322173 its reverse (371223410312), we get a palindrome (584237732485).

The spelling of 213014322173 in words is "two hundred thirteen billion, fourteen million, three hundred twenty-two thousand, one hundred seventy-three".