242113212052513 has 2 divisors, whose sum is σ = 242113212052514. Its totient is φ = 242113212052512.

The previous prime is 242113212052447. The next prime is 242113212052571. The reversal of 242113212052513 is 315250212311242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 196449040896784 + 45664171155729 = 14016028^2 + 6757527^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242113212052513 is a prime.

It is not a weakly prime, because it can be changed into another prime (242113212092513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121056606026256 + 121056606026257.

It is an arithmetic number, because the mean of its divisors is an integer number (121056606026257).

Almost surely, 2^{242113212052513} is an apocalyptic number.

It is an amenable number.

242113212052513 is a deficient number, since it is larger than the sum of its proper divisors (1).

242113212052513 is an equidigital number, since it uses as much as digits as its factorization.

242113212052513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 34.

Adding to 242113212052513 its reverse (315250212311242), we get a palindrome (557363424363755).

The spelling of 242113212052513 in words is "two hundred forty-two trillion, one hundred thirteen billion, two hundred twelve million, fifty-two thousand, five hundred thirteen".