2003021219 has 2 divisors, whose sum is σ = 2003021220. Its totient is φ = 2003021218.

The previous prime is 2003021203. The next prime is 2003021261. The reversal of 2003021219 is 9121203002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2003021219 - 2⁴ = 2003021203 is a prime.

It is a super-2 number, since 2×2003021219² = 8024188007528491922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2003021219.

It is not a weakly prime, because it can be changed into another prime (2003021269) 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 as a sum of consecutive naturals, namely, 1001510609 + 1001510610.

It is an arithmetic number, because the mean of its divisors is an integer number (1001510610).

Almost surely, 2^2003021219 is an apocalyptic number.

2003021219 is a deficient number, since it is larger than the sum of its proper divisors (1).

2003021219 is an equidigital number, since it uses as much as digits as its factorization.

2003021219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 2003021219 is about 44755.1250584779. The cubic root of 2003021219 is about 1260.5551469467. Note that the first 3 decimals are identical.

The spelling of 2003021219 in words is "two billion, three million, twenty-one thousand, two hundred nineteen".