2002021319 has 2 divisors, whose sum is σ = 2002021320. Its totient is φ = 2002021318.

The previous prime is 2002021289. The next prime is 2002021327. The reversal of 2002021319 is 9131202002.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2002021319 is a prime.

It is a super-2 number, since 2×2002021319² = 8016178723460999522, 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 2002021319.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2002021019) 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, 1001010659 + 1001010660.

It is an arithmetic number, because the mean of its divisors is an integer number (1001010660).

Almost surely, 2^2002021319 is an apocalyptic number.

2002021319 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002021319 is an equidigital number, since it uses as much as digits as its factorization.

2002021319 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 2002021319 is about 44743.9528763385. The cubic root of 2002021319 is about 1260.3453573763.

The spelling of 2002021319 in words is "two billion, two million, twenty-one thousand, three hundred nineteen".