102402224173 has 2 divisors, whose sum is σ = 102402224174. Its totient is φ = 102402224172.

The previous prime is 102402224167. The next prime is 102402224189. The reversal of 102402224173 is 371422204201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64771268004 + 37630956169 = 254502^2 + 193987^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102402224173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102402227173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51201112086 + 51201112087.

It is an arithmetic number, because the mean of its divisors is an integer number (51201112087).

Almost surely, 2^102402224173 is an apocalyptic number.

It is an amenable number.

102402224173 is a deficient number, since it is larger than the sum of its proper divisors (1).

102402224173 is an equidigital number, since it uses as much as digits as its factorization.

102402224173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5376, while the sum is 28.

Adding to 102402224173 its reverse (371422204201), we get a palindrome (473824428374).

The spelling of 102402224173 in words is "one hundred two billion, four hundred two million, two hundred twenty-four thousand, one hundred seventy-three".