1020020030219 has 4 divisors (see below), whose sum is σ = 1024594111296. Its totient is φ = 1015445949144.

The previous prime is 1020020030213. The next prime is 1020020030257. The reversal of 1020020030219 is 9120300200201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1020020030219 is a prime.

It is a super-2 number, since 2×1020020030219² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1020020030219.

It is not an unprimeable number, because it can be changed into a prime (1020020030213) 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, 2287040204 + ... + 2287040649.

It is an arithmetic number, because the mean of its divisors is an integer number (256148527824).

Almost surely, 2^{1020020030219} is an apocalyptic number.

1020020030219 is a deficient number, since it is larger than the sum of its proper divisors (4574081077).

1020020030219 is an equidigital number, since it uses as much as digits as its factorization.

1020020030219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4574081076.

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

The spelling of 1020020030219 in words is "one trillion, twenty billion, twenty million, thirty thousand, two hundred nineteen".