212200342337 has 2 divisors, whose sum is σ = 212200342338. Its totient is φ = 212200342336.

The previous prime is 212200342183. The next prime is 212200342381. The reversal of 212200342337 is 733243002212.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 208665326401 + 3535015936 = 456799^2 + 59456^2 .

It is a cyclic number.

It is not a de Polignac number, because 212200342337 - 2¹⁶ = 212200276801 is a prime.

It is not a weakly prime, because it can be changed into another prime (212200342537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106100171168 + 106100171169.

It is an arithmetic number, because the mean of its divisors is an integer number (106100171169).

Almost surely, 2^212200342337 is an apocalyptic number.

It is an amenable number.

212200342337 is a deficient number, since it is larger than the sum of its proper divisors (1).

212200342337 is an equidigital number, since it uses as much as digits as its factorization.

212200342337 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 29.

Adding to 212200342337 its reverse (733243002212), we get a palindrome (945443344549).

The spelling of 212200342337 in words is "two hundred twelve billion, two hundred million, three hundred forty-two thousand, three hundred thirty-seven".