12222010230181 has 2 divisors, whose sum is σ = 12222010230182. Its totient is φ = 12222010230180.

The previous prime is 12222010230173. The next prime is 12222010230203. The reversal of 12222010230181 is 18103201022221.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11940722136225 + 281288093956 = 3455535^2 + 530366^2 .

It is a cyclic number.

It is not a de Polignac number, because 12222010230181 - 2³ = 12222010230173 is a prime.

It is a super-2 number, since 2×12222010230181² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12222010230121) 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, 6111005115090 + 6111005115091.

It is an arithmetic number, because the mean of its divisors is an integer number (6111005115091).

Almost surely, 2^{12222010230181} is an apocalyptic number.

It is an amenable number.

12222010230181 is a deficient number, since it is larger than the sum of its proper divisors (1).

12222010230181 is an equidigital number, since it uses as much as digits as its factorization.

12222010230181 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 25.

The spelling of 12222010230181 in words is "twelve trillion, two hundred twenty-two billion, ten million, two hundred thirty thousand, one hundred eighty-one".