2043335420321 has 8 divisors (see below), whose sum is σ = 2200946697600. Its totient is φ = 1885785804432.

The previous prime is 2043335420309. The next prime is 2043335420363. The reversal of 2043335420321 is 1230245333402.

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 2043335420321 - 2⁶ = 2043335420257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2043335420221) 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, 15346505 + ... + 15479078.

It is an arithmetic number, because the mean of its divisors is an integer number (275118337200).

Almost surely, 2^{2043335420321} is an apocalyptic number.

It is an amenable number.

2043335420321 is a deficient number, since it is larger than the sum of its proper divisors (157611277279).

2043335420321 is a wasteful number, since it uses less digits than its factorization.

2043335420321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30830695.

The product of its (nonzero) digits is 51840, while the sum is 32.

The spelling of 2043335420321 in words is "two trillion, forty-three billion, three hundred thirty-five million, four hundred twenty thousand, three hundred twenty-one".