2010045021 has 8 divisors (see below), whose sum is σ = 2680470240. Its totient is φ = 1339824912.

The previous prime is 2010044989. The next prime is 2010045047. The reversal of 2010045021 is 1205400102.

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

It is not a de Polignac number, because 2010045021 - 2⁵ = 2010044989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2010044021) 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, 26731 + ... + 68808.

It is an arithmetic number, because the mean of its divisors is an integer number (335058780).

Almost surely, 2^2010045021 is an apocalyptic number.

It is an amenable number.

2010045021 is a deficient number, since it is larger than the sum of its proper divisors (670425219).

2010045021 is an equidigital number, since it uses as much as digits as its factorization.

2010045021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102555.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 2010045021 is about 44833.5256365145. The cubic root of 2010045021 is about 1262.0268505852.

Adding to 2010045021 its reverse (1205400102), we get a palindrome (3215445123).

The spelling of 2010045021 in words is "two billion, ten million, forty-five thousand, twenty-one".