242131133113 has 4 divisors (see below), whose sum is σ = 248036770548. Its totient is φ = 236225495680.

The previous prime is 242131133077. The next prime is 242131133137. The reversal of 242131133113 is 311331131242.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 34348320889 + 207782812224 = 185333^2 + 455832^2 .

It is a cyclic number.

It is not a de Polignac number, because 242131133113 - 2⁹ = 242131132601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242131133173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2952818656 + ... + 2952818737.

It is an arithmetic number, because the mean of its divisors is an integer number (62009192637).

Almost surely, 2^242131133113 is an apocalyptic number.

It is an amenable number.

242131133113 is a deficient number, since it is larger than the sum of its proper divisors (5905637435).

242131133113 is an equidigital number, since it uses as much as digits as its factorization.

242131133113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5905637434.

The product of its digits is 1296, while the sum is 25.

Adding to 242131133113 its reverse (311331131242), we get a palindrome (553462264355).

The spelling of 242131133113 in words is "two hundred forty-two billion, one hundred thirty-one million, one hundred thirty-three thousand, one hundred thirteen".