340210322040321 has 12 divisors (see below), whose sum is σ = 496007572321872. Its totient is φ = 224687190879576.

The previous prime is 340210322040313. The next prime is 340210322040431. The reversal of 340210322040321 is 123040223012043.

340210322040321 is a `hidden beast` number, since 3 + 4 + 0 + 2 + 10 + 3 + 220 + 403 + 21 = 666.

It is not a de Polignac number, because 340210322040321 - 2³ = 340210322040313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (340210322040521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 176640872371 + ... + 176640874296.

It is an arithmetic number, because the mean of its divisors is an integer number (41333964360156).

Almost surely, 2^{340210322040321} is an apocalyptic number.

It is an amenable number.

340210322040321 is a deficient number, since it is larger than the sum of its proper divisors (155797250281551).

340210322040321 is a wasteful number, since it uses less digits than its factorization.

340210322040321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353281746780 (or 353281746777 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 340210322040321 its reverse (123040223012043), we get a palindrome (463250545052364).

The spelling of 340210322040321 in words is "three hundred forty trillion, two hundred ten billion, three hundred twenty-two million, forty thousand, three hundred twenty-one".