212024134243 has 2 divisors, whose sum is σ = 212024134244. Its totient is φ = 212024134242.

The previous prime is 212024134229. The next prime is 212024134261. The reversal of 212024134243 is 342431420212.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212024134243 is a prime.

It is not a weakly prime, because it can be changed into another prime (212024134643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106012067121 + 106012067122.

It is an arithmetic number, because the mean of its divisors is an integer number (106012067122).

Almost surely, 2^212024134243 is an apocalyptic number.

212024134243 is a deficient number, since it is larger than the sum of its proper divisors (1).

212024134243 is an equidigital number, since it uses as much as digits as its factorization.

212024134243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 212024134243 its reverse (342431420212), we get a palindrome (554455554455).

The spelling of 212024134243 in words is "two hundred twelve billion, twenty-four million, one hundred thirty-four thousand, two hundred forty-three".