212023320143 has 2 divisors, whose sum is σ = 212023320144. Its totient is φ = 212023320142.

The previous prime is 212023320121. The next prime is 212023320151. The reversal of 212023320143 is 341023320212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212023320143 - 2⁶ = 212023320079 is a prime.

It is a super-2 number, since 2×212023320143² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212023320343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106011660071 + 106011660072.

It is an arithmetic number, because the mean of its divisors is an integer number (106011660072).

Almost surely, 2^212023320143 is an apocalyptic number.

212023320143 is a deficient number, since it is larger than the sum of its proper divisors (1).

212023320143 is an equidigital number, since it uses as much as digits as its factorization.

212023320143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 212023320143 its reverse (341023320212), we get a palindrome (553046640355).

The spelling of 212023320143 in words is "two hundred twelve billion, twenty-three million, three hundred twenty thousand, one hundred forty-three".