343101312 has 64 divisors (see below), whose sum is σ = 1012635600. Its totient is φ = 114365952.

The previous prime is 343101301. The next prime is 343101313. The reversal of 343101312 is 213101343.

343101312 is a `hidden beast` number, since 343 + 10 + 1 + 312 = 666.

343101312 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×343101312² = 235437020592242688, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343101313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46183 + ... + 53094.

Almost surely, 2^343101312 is an apocalyptic number.

343101312 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

343101312 is an abundant number, since it is smaller than the sum of its proper divisors (669534288).

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

343101312 is an equidigital number, since it uses as much as digits as its factorization.

343101312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99300 (or 99282 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 343101312 is about 18522.9941424166. The cubic root of 343101312 is about 700.0689129434.

Adding to 343101312 its reverse (213101343), we get a palindrome (556202655).

The spelling of 343101312 in words is "three hundred forty-three million, one hundred one thousand, three hundred twelve".