340430113040321 has 8 divisors (see below), whose sum is σ = 342046241488800. Its totient is φ = 338814010211040.

The previous prime is 340430113040243. The next prime is 340430113040389. The reversal of 340430113040321 is 123040311034043.

It is a happy number.

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 340430113040321 - 2¹⁴ = 340430113023937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340430113030321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20502125 + ... + 33184293.

It is an arithmetic number, because the mean of its divisors is an integer number (42755780186100).

Almost surely, 2^{340430113040321} is an apocalyptic number.

It is an amenable number.

340430113040321 is a deficient number, since it is larger than the sum of its proper divisors (1616128448479).

340430113040321 is a wasteful number, since it uses less digits than its factorization.

340430113040321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12809599.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 340430113040321 its reverse (123040311034043), we get a palindrome (463470424074364).

The spelling of 340430113040321 in words is "three hundred forty trillion, four hundred thirty billion, one hundred thirteen million, forty thousand, three hundred twenty-one".