212204131143223 has 2 divisors, whose sum is σ = 212204131143224. Its totient is φ = 212204131143222.

The previous prime is 212204131143083. The next prime is 212204131143227. The reversal of 212204131143223 is 322341131402212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212204131143223 - 2⁹ = 212204131142711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212204131143227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106102065571611 + 106102065571612.

It is an arithmetic number, because the mean of its divisors is an integer number (106102065571612).

Almost surely, 2^{212204131143223} is an apocalyptic number.

212204131143223 is a deficient number, since it is larger than the sum of its proper divisors (1).

212204131143223 is an equidigital number, since it uses as much as digits as its factorization.

212204131143223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 212204131143223 its reverse (322341131402212), we get a palindrome (534545262545435).

The spelling of 212204131143223 in words is "two hundred twelve trillion, two hundred four billion, one hundred thirty-one million, one hundred forty-three thousand, two hundred twenty-three".