340043121302 has 16 divisors (see below), whose sum is σ = 510497240832. Its totient is φ = 169877421480.

The previous prime is 340043121287. The next prime is 340043121307. The reversal of 340043121302 is 203121340043.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340043121307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23727263 + ... + 23741589.

It is an arithmetic number, because the mean of its divisors is an integer number (31906077552).

Almost surely, 2^340043121302 is an apocalyptic number.

340043121302 is a deficient number, since it is larger than the sum of its proper divisors (170454119530).

340043121302 is a wasteful number, since it uses less digits than its factorization.

340043121302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23563.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 340043121302 its reverse (203121340043), we get a palindrome (543164461345).

The spelling of 340043121302 in words is "three hundred forty billion, forty-three million, one hundred twenty-one thousand, three hundred two".