12226355143237 has 2 divisors, whose sum is σ = 12226355143238. Its totient is φ = 12226355143236.

The previous prime is 12226355143201. The next prime is 12226355143313. The reversal of 12226355143237 is 73234155362221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11844293934916 + 382061208321 = 3441554^2 + 618111^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12226355143237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12226355113237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6113177571618 + 6113177571619.

It is an arithmetic number, because the mean of its divisors is an integer number (6113177571619).

Almost surely, 2^{12226355143237} is an apocalyptic number.

It is an amenable number.

12226355143237 is a deficient number, since it is larger than the sum of its proper divisors (1).

12226355143237 is an equidigital number, since it uses as much as digits as its factorization.

12226355143237 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1814400, while the sum is 46.

The spelling of 12226355143237 in words is "twelve trillion, two hundred twenty-six billion, three hundred fifty-five million, one hundred forty-three thousand, two hundred thirty-seven".