2021683502005 has 8 divisors (see below), whose sum is σ = 2426059026432. Its totient is φ = 1617320918928.

The previous prime is 2021683501993. The next prime is 2021683502051. The reversal of 2021683502005 is 5002053861202.

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 2021683502005 - 2³³ = 2013093567413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2888269 + ... + 3519298.

It is an arithmetic number, because the mean of its divisors is an integer number (303257378304).

Almost surely, 2^{2021683502005} is an apocalyptic number.

It is an amenable number.

2021683502005 is a deficient number, since it is larger than the sum of its proper divisors (404375524427).

2021683502005 is an equidigital number, since it uses as much as digits as its factorization.

2021683502005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6470675.

The product of its (nonzero) digits is 28800, while the sum is 34.

The spelling of 2021683502005 in words is "two trillion, twenty-one billion, six hundred eighty-three million, five hundred two thousand, five".