2212351456229 has 2 divisors, whose sum is σ = 2212351456230. Its totient is φ = 2212351456228.

The previous prime is 2212351456207. The next prime is 2212351456267. The reversal of 2212351456229 is 9226541532122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1714659302500 + 497692153729 = 1309450^2 + 705473^2 .

It is a cyclic number.

It is not a de Polignac number, because 2212351456229 - 2⁸ = 2212351455973 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2212351456229.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2202351456229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106175728114 + 1106175728115.

It is an arithmetic number, because the mean of its divisors is an integer number (1106175728115).

Almost surely, 2^{2212351456229} is an apocalyptic number.

It is an amenable number.

2212351456229 is a deficient number, since it is larger than the sum of its proper divisors (1).

2212351456229 is an equidigital number, since it uses as much as digits as its factorization.

2212351456229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 518400, while the sum is 44.

The spelling of 2212351456229 in words is "two trillion, two hundred twelve billion, three hundred fifty-one million, four hundred fifty-six thousand, two hundred twenty-nine".