340332304211021 has 8 divisors (see below), whose sum is σ = 355268682028800. Its totient is φ = 325407536486032.

The previous prime is 340332304210981. The next prime is 340332304211033. The reversal of 340332304211021 is 120112403233043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 340332304211021 - 2³⁸ = 340057426304077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340332304210021) 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 7 ways as a sum of consecutive naturals, for example, 2902463285 + ... + 2902580538.

It is an arithmetic number, because the mean of its divisors is an integer number (44408585253600).

Almost surely, 2^{340332304211021} is an apocalyptic number.

It is an amenable number.

340332304211021 is a deficient number, since it is larger than the sum of its proper divisors (14936377817779).

340332304211021 is a wasteful number, since it uses less digits than its factorization.

340332304211021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5805046395.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 340332304211021 its reverse (120112403233043), we get a palindrome (460444707444064).

The spelling of 340332304211021 in words is "three hundred forty trillion, three hundred thirty-two billion, three hundred four million, two hundred eleven thousand, twenty-one".