102341321 has 2 divisors, whose sum is σ = 102341322. Its totient is φ = 102341320.

The previous prime is 102341293. The next prime is 102341339. The reversal of 102341321 is 123143201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90535225 + 11806096 = 9515^2 + 3436^2 .

It is a cyclic number.

It is not a de Polignac number, because 102341321 - 2²² = 98147017 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102341321.

It is not a weakly prime, because it can be changed into another prime (102341021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51170660 + 51170661.

It is an arithmetic number, because the mean of its divisors is an integer number (51170661).

Almost surely, 2^102341321 is an apocalyptic number.

It is an amenable number.

102341321 is a deficient number, since it is larger than the sum of its proper divisors (1).

102341321 is an equidigital number, since it uses as much as digits as its factorization.

102341321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 102341321 is about 10116.3887331399. The cubic root of 102341321 is about 467.7534572698.

Adding to 102341321 its reverse (123143201), we get a palindrome (225484522).

The spelling of 102341321 in words is "one hundred two million, three hundred forty-one thousand, three hundred twenty-one".