343424130321 has 8 divisors (see below), whose sum is σ = 477807485760. Its totient is φ = 218995097552.

The previous prime is 343424130317. The next prime is 343424130373. The reversal of 343424130321 is 123031424343.

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 343424130321 - 2² = 343424130317 is a prime.

It is not an unprimeable number, because it can be changed into a prime (343424137321) 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, 2488580586 + ... + 2488580723.

It is an arithmetic number, because the mean of its divisors is an integer number (59725935720).

Almost surely, 2^343424130321 is an apocalyptic number.

It is an amenable number.

343424130321 is a deficient number, since it is larger than the sum of its proper divisors (134383355439).

343424130321 is a wasteful number, since it uses less digits than its factorization.

343424130321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4977161335.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 343424130321 its reverse (123031424343), we get a palindrome (466455554664).

The spelling of 343424130321 in words is "three hundred forty-three billion, four hundred twenty-four million, one hundred thirty thousand, three hundred twenty-one".