343131533212 has 48 divisors (see below), whose sum is σ = 684782894880. Its totient is φ = 149036838912.

The previous prime is 343131533207. The next prime is 343131533231. The reversal of 343131533212 is 212335131343.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13014339 + ... + 13040677.

It is an arithmetic number, because the mean of its divisors is an integer number (14266310310).

Almost surely, 2^343131533212 is an apocalyptic number.

It is an amenable number.

343131533212 is a deficient number, since it is larger than the sum of its proper divisors (341651361668).

343131533212 is a wasteful number, since it uses less digits than its factorization.

343131533212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41110 (or 41108 counting only the distinct ones).

The product of its digits is 19440, while the sum is 31.

Adding to 343131533212 its reverse (212335131343), we get a palindrome (555466664555).

The spelling of 343131533212 in words is "three hundred forty-three billion, one hundred thirty-one million, five hundred thirty-three thousand, two hundred twelve".