12200112212237 has 2 divisors, whose sum is σ = 12200112212238. Its totient is φ = 12200112212236.

The previous prime is 12200112212209. The next prime is 12200112212279. The reversal of 12200112212237 is 73221221100221.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12109662251236 + 90449961001 = 3479894^2 + 300749^2 .

It is a cyclic number.

It is not a de Polignac number, because 12200112212237 - 2¹⁴ = 12200112195853 is a prime.

It is a super-2 number, since 2×12200112212237² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12200112212437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6100056106118 + 6100056106119.

It is an arithmetic number, because the mean of its divisors is an integer number (6100056106119).

Almost surely, 2^{12200112212237} is an apocalyptic number.

It is an amenable number.

12200112212237 is a deficient number, since it is larger than the sum of its proper divisors (1).

12200112212237 is an equidigital number, since it uses as much as digits as its factorization.

12200112212237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 26.

Adding to 12200112212237 its reverse (73221221100221), we get a palindrome (85421333312458).

The spelling of 12200112212237 in words is "twelve trillion, two hundred billion, one hundred twelve million, two hundred twelve thousand, two hundred thirty-seven".