2010332021 has 4 divisors (see below), whose sum is σ = 2010422700. Its totient is φ = 2010241344.

The previous prime is 2010332011. The next prime is 2010332111. The reversal of 2010332021 is 1202330102.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 1231308100 + 779023921 = 35090^2 + 27911^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2010332021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2010331987 and 2010332005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2010332011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12575 + ... + 64643.

It is an arithmetic number, because the mean of its divisors is an integer number (502605675).

Almost surely, 2^2010332021 is an apocalyptic number.

It is an amenable number.

2010332021 is a deficient number, since it is larger than the sum of its proper divisors (90679).

2010332021 is an equidigital number, since it uses as much as digits as its factorization.

2010332021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90678.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 2010332021 is about 44836.7262520358. The cubic root of 2010332021 is about 1262.0869129993.

Adding to 2010332021 its reverse (1202330102), we get a palindrome (3212662123).

The spelling of 2010332021 in words is "two billion, ten million, three hundred thirty-two thousand, twenty-one".