102302144442361 has 2 divisors, whose sum is σ = 102302144442362. Its totient is φ = 102302144442360.

The previous prime is 102302144442359. The next prime is 102302144442373. The reversal of 102302144442361 is 163244441203201.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100629868725136 + 1672275717225 = 10031444^2 + 1293165^2 .

It is an emirp because it is prime and its reverse (163244441203201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 102302144442361 - 2¹ = 102302144442359 is a prime.

Together with 102302144442359, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 102302144442361.

It is not a weakly prime, because it can be changed into another prime (102302144442061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51151072221180 + 51151072221181.

It is an arithmetic number, because the mean of its divisors is an integer number (51151072221181).

Almost surely, 2^{102302144442361} is an apocalyptic number.

It is an amenable number.

102302144442361 is a deficient number, since it is larger than the sum of its proper divisors (1).

102302144442361 is an equidigital number, since it uses as much as digits as its factorization.

102302144442361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 110592, while the sum is 37.

Adding to 102302144442361 its reverse (163244441203201), we get a palindrome (265546585645562).

The spelling of 102302144442361 in words is "one hundred two trillion, three hundred two billion, one hundred forty-four million, four hundred forty-two thousand, three hundred sixty-one".