343231204421 has 8 divisors (see below), whose sum is σ = 392267958720. Its totient is φ = 294195381408.

The previous prime is 343231204411. The next prime is 343231204423. The reversal of 343231204421 is 124402132343.

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 343231204421 - 2³⁴ = 326051335237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343231204423) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 973985 + ... + 1278713.

It is an arithmetic number, because the mean of its divisors is an integer number (49033494840).

Almost surely, 2^343231204421 is an apocalyptic number.

It is an amenable number.

343231204421 is a deficient number, since it is larger than the sum of its proper divisors (49036754299).

343231204421 is a wasteful number, since it uses less digits than its factorization.

343231204421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465643.

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

Adding to 343231204421 its reverse (124402132343), we get a palindrome (467633336764).

The spelling of 343231204421 in words is "three hundred forty-three billion, two hundred thirty-one million, two hundred four thousand, four hundred twenty-one".