343111300000 has 144 divisors (see below), whose sum is σ = 964940739840. Its totient is φ = 117637920000.

The previous prime is 343111299977. The next prime is 343111300019. The reversal of 343111300000 is 3111343.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 454921 + ... + 945079.

It is an arithmetic number, because the mean of its divisors is an integer number (6700977360).

Almost surely, 2^343111300000 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 343111300000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (482470369920).

343111300000 is an abundant number, since it is smaller than the sum of its proper divisors (621829439840).

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

343111300000 is an frugal number, since it uses more digits than its factorization.

343111300000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490201 (or 490173 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 343111300000 its reverse (3111343), we get a palindrome (343114411343).

The spelling of 343111300000 in words is "three hundred forty-three billion, one hundred eleven million, three hundred thousand".