1020002219 has 2 divisors, whose sum is σ = 1020002220. Its totient is φ = 1020002218.

The previous prime is 1020002201. The next prime is 1020002233. The reversal of 1020002219 is 9122000201.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1020002219 is a prime.

It is a super-2 number, since 2×1020002219² = 2080809053529847922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1020002197 and 1020002206.

It is not a weakly prime, because it can be changed into another prime (1020002279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510001109 + 510001110.

It is an arithmetic number, because the mean of its divisors is an integer number (510001110).

Almost surely, 2^1020002219 is an apocalyptic number.

1020002219 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020002219 is an equidigital number, since it uses as much as digits as its factorization.

1020002219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 1020002219 is about 31937.4735851163. The cubic root of 1020002219 is about 1006.6234395255.

The spelling of 1020002219 in words is "one billion, twenty million, two thousand, two hundred nineteen".