343000120000 has 210 divisors, whose sum is σ = 878948774484. Its totient is φ = 132759360000.

The previous prime is 343000119997. The next prime is 343000120039. The reversal of 343000120000 is 21000343.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 38435539 + ... + 38444461.

Almost surely, 2^343000120000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 343000120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (439474387242).

343000120000 is an abundant number, since it is smaller than the sum of its proper divisors (535948654484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

343000120000 is an frugal number, since it uses more digits than its factorization.

343000120000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9017 (or 8961 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 343000120000 its reverse (21000343), we get a palindrome (343021120343).

The spelling of 343000120000 in words is "three hundred forty-three billion, one hundred twenty thousand".