2012187813373 has 2 divisors, whose sum is σ = 2012187813374. Its totient is φ = 2012187813372.

The previous prime is 2012187813359. The next prime is 2012187813379. The reversal of 2012187813373 is 3733187812102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1364415558724 + 647772254649 = 1168082^2 + 804843^2 .

It is a cyclic number.

It is not a de Polignac number, because 2012187813373 - 2²¹ = 2012185716221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2012187813379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006093906686 + 1006093906687.

It is an arithmetic number, because the mean of its divisors is an integer number (1006093906687).

Almost surely, 2^{2012187813373} is an apocalyptic number.

It is an amenable number.

2012187813373 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012187813373 is an equidigital number, since it uses as much as digits as its factorization.

2012187813373 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 338688, while the sum is 46.

The spelling of 2012187813373 in words is "two trillion, twelve billion, one hundred eighty-seven million, eight hundred thirteen thousand, three hundred seventy-three".