123122223043 has 2 divisors, whose sum is σ = 123122223044. Its totient is φ = 123122223042.

The previous prime is 123122222999. The next prime is 123122223073. The reversal of 123122223043 is 340322221321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123122223043 - 2¹⁷ = 123122091971 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123122222999 and 123122223017.

It is not a weakly prime, because it can be changed into another prime (123122223073) 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, 61561111521 + 61561111522.

It is an arithmetic number, because the mean of its divisors is an integer number (61561111522).

Almost surely, 2^123122223043 is an apocalyptic number.

123122223043 is a deficient number, since it is larger than the sum of its proper divisors (1).

123122223043 is an equidigital number, since it uses as much as digits as its factorization.

123122223043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 123122223043 its reverse (340322221321), we get a palindrome (463444444364).

The spelling of 123122223043 in words is "one hundred twenty-three billion, one hundred twenty-two million, two hundred twenty-three thousand, forty-three".