343220233000240 has 80 divisors (see below), whose sum is σ = 820620004770720. Its totient is φ = 133403900313600.

The previous prime is 343220233000237. The next prime is 343220233000243. The reversal of 343220233000240 is 42000332022343.

It is an interprime number because it is at equal distance from previous prime (343220233000237) and next prime (343220233000243).

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 343220233000199 and 343220233000208.

It is not an unprimeable number, because it can be changed into a prime (343220233000243) 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, 73115686 + ... + 77668165.

It is an arithmetic number, because the mean of its divisors is an integer number (10257750059634).

Almost surely, 2^{343220233000240} is an apocalyptic number.

It is an amenable number.

343220233000240 is an abundant number, since it is smaller than the sum of its proper divisors (477399771770480).

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

343220233000240 is a wasteful number, since it uses less digits than its factorization.

343220233000240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150784670 (or 150784664 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 28.

Adding to 343220233000240 its reverse (42000332022343), we get a palindrome (385220565022583).

The spelling of 343220233000240 in words is "three hundred forty-three trillion, two hundred twenty billion, two hundred thirty-three million, two hundred forty", and thus it is an aban number.