2021003338 has 8 divisors (see below), whose sum is σ = 3032976420. Its totient is φ = 1010011200.

The previous prime is 2021003291. The next prime is 2021003339. The reversal of 2021003338 is 8333001202.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1799201889 + 221801449 = 42417^2 + 14893^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2021003339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 240063 + ... + 248338.

Almost surely, 2^2021003338 is an apocalyptic number.

2021003338 is a deficient number, since it is larger than the sum of its proper divisors (1011973082).

2021003338 is a wasteful number, since it uses less digits than its factorization.

2021003338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490472.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 2021003338 is about 44955.5707115370. The cubic root of 2021003338 is about 1264.3161250148.

The spelling of 2021003338 in words is "two billion, twenty-one million, three thousand, three hundred thirty-eight".