340231004100242 has 4 divisors (see below), whose sum is σ = 510346506150366. Its totient is φ = 170115502050120.

The previous prime is 340231004100173. The next prime is 340231004100259. The reversal of 340231004100242 is 242001400132043.

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

It can be written as a sum of positive squares in only one way, i.e., 221733214522681 + 118497789577561 = 14890709^2 + 10885669^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85057751025059 + ... + 85057751025062.

Almost surely, 2^{340231004100242} is an apocalyptic number.

340231004100242 is a deficient number, since it is larger than the sum of its proper divisors (170115502050124).

340231004100242 is a wasteful number, since it uses less digits than its factorization.

340231004100242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170115502050123.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 340231004100242 its reverse (242001400132043), we get a palindrome (582232404232285).

The spelling of 340231004100242 in words is "three hundred forty trillion, two hundred thirty-one billion, four million, one hundred thousand, two hundred forty-two".