243122050147 has 2 divisors, whose sum is σ = 243122050148. Its totient is φ = 243122050146.

The previous prime is 243122050109. The next prime is 243122050169. The reversal of 243122050147 is 741050221342.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 243122050147 - 2⁷ = 243122050019 is a prime.

It is not a weakly prime, because it can be changed into another prime (243122056147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121561025073 + 121561025074.

It is an arithmetic number, because the mean of its divisors is an integer number (121561025074).

Almost surely, 2^243122050147 is an apocalyptic number.

243122050147 is a deficient number, since it is larger than the sum of its proper divisors (1).

243122050147 is an equidigital number, since it uses as much as digits as its factorization.

243122050147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13440, while the sum is 31.

Adding to 243122050147 its reverse (741050221342), we get a palindrome (984172271489).

The spelling of 243122050147 in words is "two hundred forty-three billion, one hundred twenty-two million, fifty thousand, one hundred forty-seven".