340231142032321 has 8 divisors (see below), whose sum is σ = 340414452286400. Its totient is φ = 340047856708560.

The previous prime is 340231142032319. The next prime is 340231142032357. The reversal of 340231142032321 is 123230241132043.

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

It is a cyclic number.

It is not a de Polignac number, because 340231142032321 - 2¹ = 340231142032319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340231142030321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21101620 + ... + 33552058.

It is an arithmetic number, because the mean of its divisors is an integer number (42551806535800).

Almost surely, 2^{340231142032321} is an apocalyptic number.

It is an amenable number.

340231142032321 is a deficient number, since it is larger than the sum of its proper divisors (183310254079).

340231142032321 is a wasteful number, since it uses less digits than its factorization.

340231142032321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12465159.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 340231142032321 its reverse (123230241132043), we get a palindrome (463461383164364).

The spelling of 340231142032321 in words is "three hundred forty trillion, two hundred thirty-one billion, one hundred forty-two million, thirty-two thousand, three hundred twenty-one".