122312112230437 has 2 divisors, whose sum is σ = 122312112230438. Its totient is φ = 122312112230436.

The previous prime is 122312112230411. The next prime is 122312112230479. The reversal of 122312112230437 is 734032211213221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 106036261406881 + 16275850823556 = 10297391^2 + 4034334^2 .

It is a cyclic number.

It is not a de Polignac number, because 122312112230437 - 2³¹ = 122309964746789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122312112230837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61156056115218 + 61156056115219.

It is an arithmetic number, because the mean of its divisors is an integer number (61156056115219).

Almost surely, 2^{122312112230437} is an apocalyptic number.

It is an amenable number.

122312112230437 is a deficient number, since it is larger than the sum of its proper divisors (1).

122312112230437 is an equidigital number, since it uses as much as digits as its factorization.

122312112230437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 34.

Adding to 122312112230437 its reverse (734032211213221), we get a palindrome (856344323443658).

The spelling of 122312112230437 in words is "one hundred twenty-two trillion, three hundred twelve billion, one hundred twelve million, two hundred thirty thousand, four hundred thirty-seven".