12223100171077 has 2 divisors, whose sum is σ = 12223100171078. Its totient is φ = 12223100171076.

The previous prime is 12223100171071. The next prime is 12223100171111. The reversal of 12223100171077 is 77017100132221.

It is an a-pointer prime, because the next prime (12223100171111) can be obtained adding 12223100171077 to its sum of digits (34).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9185936550561 + 3037163620516 = 3030831^2 + 1742746^2 .

It is an emirp because it is prime and its reverse (77017100132221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12223100171077 - 2¹¹ = 12223100169029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12223100171071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6111550085538 + 6111550085539.

It is an arithmetic number, because the mean of its divisors is an integer number (6111550085539).

Almost surely, 2^{12223100171077} is an apocalyptic number.

It is an amenable number.

12223100171077 is a deficient number, since it is larger than the sum of its proper divisors (1).

12223100171077 is an equidigital number, since it uses as much as digits as its factorization.

12223100171077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8232, while the sum is 34.

The spelling of 12223100171077 in words is "twelve trillion, two hundred twenty-three billion, one hundred million, one hundred seventy-one thousand, seventy-seven".