102224071 has 2 divisors, whose sum is σ = 102224072. Its totient is φ = 102224070.

The previous prime is 102224069. The next prime is 102224099. The reversal of 102224071 is 170422201.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102224071 - 2¹ = 102224069 is a prime.

Together with 102224069, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102224021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51112035 + 51112036.

It is an arithmetic number, because the mean of its divisors is an integer number (51112036).

Almost surely, 2^102224071 is an apocalyptic number.

102224071 is a deficient number, since it is larger than the sum of its proper divisors (1).

102224071 is an equidigital number, since it uses as much as digits as its factorization.

102224071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 19.

The square root of 102224071 is about 10110.5920202528. The cubic root of 102224071 is about 467.5747576980.

Adding to 102224071 its reverse (170422201), we get a palindrome (272646272).

The spelling of 102224071 in words is "one hundred two million, two hundred twenty-four thousand, seventy-one".