340243013212 has 12 divisors (see below), whose sum is σ = 595440531000. Its totient is φ = 170117147216.

The previous prime is 340243013203. The next prime is 340243013233. The reversal of 340243013212 is 212310342043.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 910978 + ... + 1228969.

It is an arithmetic number, because the mean of its divisors is an integer number (49620044250).

Almost surely, 2^340243013212 is an apocalyptic number.

It is an amenable number.

340243013212 is a deficient number, since it is larger than the sum of its proper divisors (255197517788).

340243013212 is a wasteful number, since it uses less digits than its factorization.

340243013212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2179700 (or 2179698 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 340243013212 its reverse (212310342043), we get a palindrome (552553355255).

The spelling of 340243013212 in words is "three hundred forty billion, two hundred forty-three million, thirteen thousand, two hundred twelve".