242130104029529 has 2 divisors, whose sum is σ = 242130104029530. Its totient is φ = 242130104029528.

The previous prime is 242130104029469. The next prime is 242130104029559. The reversal of 242130104029529 is 925920401031242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 199324135968400 + 42805968061129 = 14118220^2 + 6542627^2 .

It is a cyclic number.

It is not a de Polignac number, because 242130104029529 - 2⁴⁴ = 224537917985113 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 242130104029529.

It is not a weakly prime, because it can be changed into another prime (242130104029559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121065052014764 + 121065052014765.

It is an arithmetic number, because the mean of its divisors is an integer number (121065052014765).

Almost surely, 2^{242130104029529} is an apocalyptic number.

It is an amenable number.

242130104029529 is a deficient number, since it is larger than the sum of its proper divisors (1).

242130104029529 is an equidigital number, since it uses as much as digits as its factorization.

242130104029529 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 44.

The spelling of 242130104029529 in words is "two hundred forty-two trillion, one hundred thirty billion, one hundred four million, twenty-nine thousand, five hundred twenty-nine".