342122243 has 2 divisors, whose sum is σ = 342122244. Its totient is φ = 342122242.

The previous prime is 342122203. The next prime is 342122269. The reversal of 342122243 is 342221243.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 342122243 - 2¹⁴ = 342105859 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (342122203) 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, 171061121 + 171061122.

It is an arithmetic number, because the mean of its divisors is an integer number (171061122).

Almost surely, 2^342122243 is an apocalyptic number.

342122243 is a deficient number, since it is larger than the sum of its proper divisors (1).

342122243 is an equidigital number, since it uses as much as digits as its factorization.

342122243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2304, while the sum is 23.

The square root of 342122243 is about 18496.5467858192. The cubic root of 342122243 is about 699.4023763197.

Adding to 342122243 its reverse (342221243), we get a palindrome (684343486).

The spelling of 342122243 in words is "three hundred forty-two million, one hundred twenty-two thousand, two hundred forty-three".