102012012199 has 2 divisors, whose sum is σ = 102012012200. Its totient is φ = 102012012198.

The previous prime is 102012012169. The next prime is 102012012227. The reversal of 102012012199 is 991210210201.

It is an a-pointer prime, because the next prime (102012012227) can be obtained adding 102012012199 to its sum of digits (28).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102012012199 - 2¹¹ = 102012010151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102012012169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51006006099 + 51006006100.

It is an arithmetic number, because the mean of its divisors is an integer number (51006006100).

Almost surely, 2^102012012199 is an apocalyptic number.

102012012199 is a deficient number, since it is larger than the sum of its proper divisors (1).

102012012199 is an equidigital number, since it uses as much as digits as its factorization.

102012012199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 28.

The spelling of 102012012199 in words is "one hundred two billion, twelve million, twelve thousand, one hundred ninety-nine".