343043221342 has 32 divisors (see below), whose sum is σ = 537405865920. Its totient is φ = 164028291840.

The previous prime is 343043221327. The next prime is 343043221343. The reversal of 343043221342 is 243122340343.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343043221343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2658748 + ... + 2784784.

It is an arithmetic number, because the mean of its divisors is an integer number (16793933310).

Almost surely, 2^343043221342 is an apocalyptic number.

343043221342 is a deficient number, since it is larger than the sum of its proper divisors (194362644578).

343043221342 is a wasteful number, since it uses less digits than its factorization.

343043221342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126516.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 343043221342 its reverse (243122340343), we get a palindrome (586165561685).

The spelling of 343043221342 in words is "three hundred forty-three billion, forty-three million, two hundred twenty-one thousand, three hundred forty-two".