2200003021 has 2 divisors, whose sum is σ = 2200003022. Its totient is φ = 2200003020.

The previous prime is 2200003019. The next prime is 2200003037. The reversal of 2200003021 is 1203000022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1243338121 + 956664900 = 35261^2 + 30930^2 .

It is a cyclic number.

It is not a de Polignac number, because 2200003021 - 2¹ = 2200003019 is a prime.

Together with 2200003019, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 2200002989 and 2200003007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2200003081) 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 as a sum of consecutive naturals, namely, 1100001510 + 1100001511.

It is an arithmetic number, because the mean of its divisors is an integer number (1100001511).

Almost surely, 2^2200003021 is an apocalyptic number.

It is an amenable number.

2200003021 is a deficient number, since it is larger than the sum of its proper divisors (1).

2200003021 is an equidigital number, since it uses as much as digits as its factorization.

2200003021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 2200003021 is about 46904.1898021914. The cubic root of 2200003021 is about 1300.5920421673.

Adding to 2200003021 its reverse (1203000022), we get a palindrome (3403003043).

Subtracting from 2200003021 its reverse (1203000022), we obtain a cube (997002999 = 999³).

The spelling of 2200003021 in words is "two billion, two hundred million, three thousand, twenty-one".