242313101 has 2 divisors, whose sum is σ = 242313102. Its totient is φ = 242313100.

The previous prime is 242313089. The next prime is 242313139. The reversal of 242313101 is 101313242.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 132273001 + 110040100 = 11501^2 + 10490^2 .

It is a cyclic number.

It is not a de Polignac number, because 242313101 - 2¹⁸ = 242050957 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 242313101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242313301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121156550 + 121156551.

It is an arithmetic number, because the mean of its divisors is an integer number (121156551).

Almost surely, 2^242313101 is an apocalyptic number.

It is an amenable number.

242313101 is a deficient number, since it is larger than the sum of its proper divisors (1).

242313101 is an equidigital number, since it uses as much as digits as its factorization.

242313101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 242313101 is about 15566.4093804577. The cubic root of 242313101 is about 623.4366053898.

Adding to 242313101 its reverse (101313242), we get a palindrome (343626343).

The spelling of 242313101 in words is "two hundred forty-two million, three hundred thirteen thousand, one hundred one".