242134340231 has 8 divisors (see below), whose sum is σ = 282612725760. Its totient is φ = 203127896088.

The previous prime is 242134340197. The next prime is 242134340237. The reversal of 242134340231 is 132043431242.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242134340231 is a prime.

It is a super-2 number, since 2×242134340231² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 242134340194 and 242134340203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242134340237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 367984991 + ... + 367985648.

It is an arithmetic number, because the mean of its divisors is an integer number (35326590720).

Almost surely, 2^242134340231 is an apocalyptic number.

242134340231 is a deficient number, since it is larger than the sum of its proper divisors (40478385529).

242134340231 is an equidigital number, since it uses as much as digits as its factorization.

242134340231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 735970693.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 242134340231 its reverse (132043431242), we get a palindrome (374177771473).

The spelling of 242134340231 in words is "two hundred forty-two billion, one hundred thirty-four million, three hundred forty thousand, two hundred thirty-one".