212412044347 has 2 divisors, whose sum is σ = 212412044348. Its totient is φ = 212412044346.

The previous prime is 212412044311. The next prime is 212412044501. The reversal of 212412044347 is 743440214212.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212412044347 is a prime.

It is a super-3 number, since 3×212412044347³ (a number of 35 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (212412024347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106206022173 + 106206022174.

It is an arithmetic number, because the mean of its divisors is an integer number (106206022174).

Almost surely, 2^212412044347 is an apocalyptic number.

212412044347 is a deficient number, since it is larger than the sum of its proper divisors (1).

212412044347 is an equidigital number, since it uses as much as digits as its factorization.

212412044347 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43008, while the sum is 34.

Adding to 212412044347 its reverse (743440214212), we get a palindrome (955852258559).

The spelling of 212412044347 in words is "two hundred twelve billion, four hundred twelve million, forty-four thousand, three hundred forty-seven".