302143243422049 has 2 divisors, whose sum is σ = 302143243422050. Its totient is φ = 302143243422048.

The previous prime is 302143243422047. The next prime is 302143243422101. The reversal of 302143243422049 is 940224342341203.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 300962402599824 + 1180840822225 = 17348268^2 + 1086665^2 .

It is a cyclic number.

It is not a de Polignac number, because 302143243422049 - 2¹ = 302143243422047 is a prime.

Together with 302143243422047, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 302143243421996 and 302143243422014.

It is not a weakly prime, because it can be changed into another prime (302143243422047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151071621711024 + 151071621711025.

It is an arithmetic number, because the mean of its divisors is an integer number (151071621711025).

Almost surely, 2^{302143243422049} is an apocalyptic number.

It is an amenable number.

302143243422049 is a deficient number, since it is larger than the sum of its proper divisors (1).

302143243422049 is an equidigital number, since it uses as much as digits as its factorization.

302143243422049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 995328, while the sum is 43.

The spelling of 302143243422049 in words is "three hundred two trillion, one hundred forty-three billion, two hundred forty-three million, four hundred twenty-two thousand, forty-nine".