2010566021 has 8 divisors (see below), whose sum is σ = 2047763424. Its totient is φ = 1973677680.

The previous prime is 2010566017. The next prime is 2010566029. The reversal of 2010566021 is 1206650102.

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 2010566021 - 2² = 2010566017 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 (2010566029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64115 + ... + 90176.

It is an arithmetic number, because the mean of its divisors is an integer number (255970428).

Almost surely, 2^2010566021 is an apocalyptic number.

It is an amenable number.

2010566021 is a deficient number, since it is larger than the sum of its proper divisors (37197403).

2010566021 is a wasteful number, since it uses less digits than its factorization.

2010566021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154531.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 2010566021 is about 44839.3356440525. The cubic root of 2010566021 is about 1262.1358795177.

The spelling of 2010566021 in words is "two billion, ten million, five hundred sixty-six thousand, twenty-one".