1312230012229 has 2 divisors, whose sum is σ = 1312230012230. Its totient is φ = 1312230012228.

The previous prime is 1312230012199. The next prime is 1312230012263. The reversal of 1312230012229 is 9222100322131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 937469332900 + 374760679329 = 968230^2 + 612177^2 .

It is a cyclic number.

It is not a de Polignac number, because 1312230012229 - 2¹⁹ = 1312229487941 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1312230012197 and 1312230012206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1312230010229) 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, 656115006114 + 656115006115.

It is an arithmetic number, because the mean of its divisors is an integer number (656115006115).

Almost surely, 2^{1312230012229} is an apocalyptic number.

It is an amenable number.

1312230012229 is a deficient number, since it is larger than the sum of its proper divisors (1).

1312230012229 is an equidigital number, since it uses as much as digits as its factorization.

1312230012229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 28.

The spelling of 1312230012229 in words is "one trillion, three hundred twelve billion, two hundred thirty million, twelve thousand, two hundred twenty-nine".