212042063 has 2 divisors, whose sum is σ = 212042064. Its totient is φ = 212042062.

The previous prime is 212042057. The next prime is 212042093. The reversal of 212042063 is 360240212.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212042063 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212042023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106021031 + 106021032.

It is an arithmetic number, because the mean of its divisors is an integer number (106021032).

Almost surely, 2^212042063 is an apocalyptic number.

212042063 is a deficient number, since it is larger than the sum of its proper divisors (1).

212042063 is an equidigital number, since it uses as much as digits as its factorization.

212042063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 212042063 is about 14561.6641562701. The cubic root of 212042063 is about 596.3126287631.

Adding to 212042063 its reverse (360240212), we get a palindrome (572282275).

The spelling of 212042063 in words is "two hundred twelve million, forty-two thousand, sixty-three".