343313321123 has 8 divisors (see below), whose sum is σ = 343882872576. Its totient is φ = 342744219400.

The previous prime is 343313321053. The next prime is 343313321147. The reversal of 343313321123 is 321123313343.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-343313321123 is a prime.

It is a super-2 number, since 2×343313321123² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343313323123) 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, 1433138 + ... + 1655448.

It is an arithmetic number, because the mean of its divisors is an integer number (42985359072).

Almost surely, 2^343313321123 is an apocalyptic number.

343313321123 is a deficient number, since it is larger than the sum of its proper divisors (569551453).

343313321123 is a wasteful number, since it uses less digits than its factorization.

343313321123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224865.

The product of its digits is 11664, while the sum is 29.

Adding to 343313321123 its reverse (321123313343), we get a palindrome (664436634466).

The spelling of 343313321123 in words is "three hundred forty-three billion, three hundred thirteen million, three hundred twenty-one thousand, one hundred twenty-three".