242105400323 has 2 divisors, whose sum is σ = 242105400324. Its totient is φ = 242105400322.

The previous prime is 242105400307. The next prime is 242105400347. The reversal of 242105400323 is 323004501242.

242105400323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 242105400323 - 2⁴ = 242105400307 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 242105400292 and 242105400301.

It is not a weakly prime, because it can be changed into another prime (242105402323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121052700161 + 121052700162.

It is an arithmetic number, because the mean of its divisors is an integer number (121052700162).

Almost surely, 2^242105400323 is an apocalyptic number.

242105400323 is a deficient number, since it is larger than the sum of its proper divisors (1).

242105400323 is an equidigital number, since it uses as much as digits as its factorization.

242105400323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 242105400323 its reverse (323004501242), we get a palindrome (565109901565).

The spelling of 242105400323 in words is "two hundred forty-two billion, one hundred five million, four hundred thousand, three hundred twenty-three".