122838959123 has 2 divisors, whose sum is σ = 122838959124. Its totient is φ = 122838959122.

The previous prime is 122838959119. The next prime is 122838959129. The reversal of 122838959123 is 321959838221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122838959123 - 2² = 122838959119 is a prime.

It is not a weakly prime, because it can be changed into another prime (122838959129) 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, 61419479561 + 61419479562.

It is an arithmetic number, because the mean of its divisors is an integer number (61419479562).

Almost surely, 2^122838959123 is an apocalyptic number.

122838959123 is a deficient number, since it is larger than the sum of its proper divisors (1).

122838959123 is an equidigital number, since it uses as much as digits as its factorization.

122838959123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1866240, while the sum is 53.

The spelling of 122838959123 in words is "one hundred twenty-two billion, eight hundred thirty-eight million, nine hundred fifty-nine thousand, one hundred twenty-three".