242142104101 has 2 divisors, whose sum is σ = 242142104102. Its totient is φ = 242142104100.

The previous prime is 242142104063. The next prime is 242142104131. The reversal of 242142104101 is 101401241242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 229631681601 + 12510422500 = 479199^2 + 111850^2 .

It is a cyclic number.

It is not a de Polignac number, because 242142104101 - 2³³ = 233552169509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242142104131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121071052050 + 121071052051.

It is an arithmetic number, because the mean of its divisors is an integer number (121071052051).

Almost surely, 2^242142104101 is an apocalyptic number.

It is an amenable number.

242142104101 is a deficient number, since it is larger than the sum of its proper divisors (1).

242142104101 is an equidigital number, since it uses as much as digits as its factorization.

242142104101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 242142104101 its reverse (101401241242), we get a palindrome (343543345343).

The spelling of 242142104101 in words is "two hundred forty-two billion, one hundred forty-two million, one hundred four thousand, one hundred one".