12673220341 has 2 divisors, whose sum is σ = 12673220342. Its totient is φ = 12673220340.

The previous prime is 12673220323. The next prime is 12673220383. The reversal of 12673220341 is 14302237621.

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., 7217182116 + 5456038225 = 84954^2 + 73865^2 .

It is a cyclic number.

It is not a de Polignac number, because 12673220341 - 2⁵ = 12673220309 is a prime.

It is a super-2 number, since 2×12673220341² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12673220141) 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, 6336610170 + 6336610171.

It is an arithmetic number, because the mean of its divisors is an integer number (6336610171).

Almost surely, 2^12673220341 is an apocalyptic number.

It is an amenable number.

12673220341 is a deficient number, since it is larger than the sum of its proper divisors (1).

12673220341 is an equidigital number, since it uses as much as digits as its factorization.

12673220341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 31.

Adding to 12673220341 its reverse (14302237621), we get a palindrome (26975457962).

The spelling of 12673220341 in words is "twelve billion, six hundred seventy-three million, two hundred twenty thousand, three hundred forty-one".