102012021222071 has 2 divisors, whose sum is σ = 102012021222072. Its totient is φ = 102012021222070.

The previous prime is 102012021222017. The next prime is 102012021222151. The reversal of 102012021222071 is 170222120210201.

Together with previous prime (102012021222017) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102012021222071 - 2²⁶ = 102011954113207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102012021222871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51006010611035 + 51006010611036.

It is an arithmetic number, because the mean of its divisors is an integer number (51006010611036).

Almost surely, 2^{102012021222071} is an apocalyptic number.

102012021222071 is a deficient number, since it is larger than the sum of its proper divisors (1).

102012021222071 is an equidigital number, since it uses as much as digits as its factorization.

102012021222071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 23.

Adding to 102012021222071 its reverse (170222120210201), we get a palindrome (272234141432272).

The spelling of 102012021222071 in words is "one hundred two trillion, twelve billion, twenty-one million, two hundred twenty-two thousand, seventy-one".