12213064923287 has 2 divisors, whose sum is σ = 12213064923288. Its totient is φ = 12213064923286.

The previous prime is 12213064923259. The next prime is 12213064923313. The reversal of 12213064923287 is 78232946031221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12213064923287 - 2²⁴ = 12213048146071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12213064923247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6106532461643 + 6106532461644.

It is an arithmetic number, because the mean of its divisors is an integer number (6106532461644).

Almost surely, 2^{12213064923287} is an apocalyptic number.

12213064923287 is a deficient number, since it is larger than the sum of its proper divisors (1).

12213064923287 is an equidigital number, since it uses as much as digits as its factorization.

12213064923287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1741824, while the sum is 50.

The spelling of 12213064923287 in words is "twelve trillion, two hundred thirteen billion, sixty-four million, nine hundred twenty-three thousand, two hundred eighty-seven".