12213064923247 has 2 divisors, whose sum is σ = 12213064923248. Its totient is φ = 12213064923246.

The previous prime is 12213064923239. The next prime is 12213064923253. The reversal of 12213064923247 is 74232946031221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12213064923247 - 2³ = 12213064923239 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12213064923197 and 12213064923206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12213064923287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6106532461623 + 6106532461624.

It is an arithmetic number, because the mean of its divisors is an integer number (6106532461624).

Almost surely, 2^{12213064923247} is an apocalyptic number.

12213064923247 is a deficient number, since it is larger than the sum of its proper divisors (1).

12213064923247 is an equidigital number, since it uses as much as digits as its factorization.

12213064923247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 870912, while the sum is 46.

The spelling of 12213064923247 in words is "twelve trillion, two hundred thirteen billion, sixty-four million, nine hundred twenty-three thousand, two hundred forty-seven".