2021334434409 has 8 divisors (see below), whose sum is σ = 2698371485280. Its totient is φ = 1345926836576.

The previous prime is 2021334434387. The next prime is 2021334434419. The reversal of 2021334434409 is 9044344331202.

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 2021334434409 - 2²⁴ = 2021317657193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2021334434419) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 407360364 + ... + 407365325.

It is an arithmetic number, because the mean of its divisors is an integer number (337296435660).

Almost surely, 2^{2021334434409} is an apocalyptic number.

It is an amenable number.

2021334434409 is a deficient number, since it is larger than the sum of its proper divisors (677037050871).

2021334434409 is an equidigital number, since it uses as much as digits as its factorization.

2021334434409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 814726519.

The product of its (nonzero) digits is 248832, while the sum is 39.

The spelling of 2021334434409 in words is "two trillion, twenty-one billion, three hundred thirty-four million, four hundred thirty-four thousand, four hundred nine".