242105400041 has 2 divisors, whose sum is σ = 242105400042. Its totient is φ = 242105400040.

The previous prime is 242105400029. The next prime is 242105400049. The reversal of 242105400041 is 140004501242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 231572688400 + 10532711641 = 481220^2 + 102629^2 .

It is a cyclic number.

It is not a de Polignac number, because 242105400041 - 2¹⁰ = 242105399017 is a prime.

It is not a weakly prime, because it can be changed into another prime (242105400049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121052700020 + 121052700021.

It is an arithmetic number, because the mean of its divisors is an integer number (121052700021).

Almost surely, 2^242105400041 is an apocalyptic number.

It is an amenable number.

242105400041 is a deficient number, since it is larger than the sum of its proper divisors (1).

242105400041 is an equidigital number, since it uses as much as digits as its factorization.

242105400041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1280, while the sum is 23.

Adding to 242105400041 its reverse (140004501242), we get a palindrome (382109901283).

The spelling of 242105400041 in words is "two hundred forty-two billion, one hundred five million, four hundred thousand, forty-one".