2012214523897 has 2 divisors, whose sum is σ = 2012214523898. Its totient is φ = 2012214523896.

The previous prime is 2012214523889. The next prime is 2012214523901. The reversal of 2012214523897 is 7983254122102.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2011918133241 + 296390656 = 1418421^2 + 17216^2 .

It is a cyclic number.

It is not a de Polignac number, because 2012214523897 - 2³ = 2012214523889 is a prime.

It is not a weakly prime, because it can be changed into another prime (2012214323897) 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, 1006107261948 + 1006107261949.

It is an arithmetic number, because the mean of its divisors is an integer number (1006107261949).

Almost surely, 2^{2012214523897} is an apocalyptic number.

It is an amenable number.

2012214523897 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012214523897 is an equidigital number, since it uses as much as digits as its factorization.

2012214523897 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 483840, while the sum is 46.

Adding to 2012214523897 its reverse (7983254122102), we get a palindrome (9995468645999).

The spelling of 2012214523897 in words is "two trillion, twelve billion, two hundred fourteen million, five hundred twenty-three thousand, eight hundred ninety-seven".