2212213061237 has 2 divisors, whose sum is σ = 2212213061238. Its totient is φ = 2212213061236.

The previous prime is 2212213061221. The next prime is 2212213061263. The reversal of 2212213061237 is 7321603122122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1455241719556 + 756971341681 = 1206334^2 + 870041^2 .

It is a cyclic number.

It is not a de Polignac number, because 2212213061237 - 2⁴ = 2212213061221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2212213061287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106106530618 + 1106106530619.

It is an arithmetic number, because the mean of its divisors is an integer number (1106106530619).

Almost surely, 2^{2212213061237} is an apocalyptic number.

It is an amenable number.

2212213061237 is a deficient number, since it is larger than the sum of its proper divisors (1).

2212213061237 is an equidigital number, since it uses as much as digits as its factorization.

2212213061237 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 32.

Adding to 2212213061237 its reverse (7321603122122), we get a palindrome (9533816183359).

The spelling of 2212213061237 in words is "two trillion, two hundred twelve billion, two hundred thirteen million, sixty-one thousand, two hundred thirty-seven".