343540351212 has 12 divisors (see below), whose sum is σ = 801594152856. Its totient is φ = 114513450400.

The previous prime is 343540351163. The next prime is 343540351213. The reversal of 343540351212 is 212153045343.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (343540351213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14314181289 + ... + 14314181312.

It is an arithmetic number, because the mean of its divisors is an integer number (66799512738).

Almost surely, 2^343540351212 is an apocalyptic number.

It is an amenable number.

343540351212 is an abundant number, since it is smaller than the sum of its proper divisors (458053801644).

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

343540351212 is a wasteful number, since it uses less digits than its factorization.

343540351212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28628362608 (or 28628362606 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 33.

Adding to 343540351212 its reverse (212153045343), we get a palindrome (555693396555).

The spelling of 343540351212 in words is "three hundred forty-three billion, five hundred forty million, three hundred fifty-one thousand, two hundred twelve".