123324243043 has 2 divisors, whose sum is σ = 123324243044. Its totient is φ = 123324243042.

The previous prime is 123324243037. The next prime is 123324243071. The reversal of 123324243043 is 340342423321.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123324243043 - 2¹⁷ = 123324111971 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123324242996 and 123324243014.

It is not a weakly prime, because it can be changed into another prime (123324243023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61662121521 + 61662121522.

It is an arithmetic number, because the mean of its divisors is an integer number (61662121522).

Almost surely, 2^123324243043 is an apocalyptic number.

123324243043 is a deficient number, since it is larger than the sum of its proper divisors (1).

123324243043 is an equidigital number, since it uses as much as digits as its factorization.

123324243043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 123324243043 its reverse (340342423321), we get a palindrome (463666666364).

The spelling of 123324243043 in words is "one hundred twenty-three billion, three hundred twenty-four million, two hundred forty-three thousand, forty-three".