2020043019 has 8 divisors (see below), whose sum is σ = 2701529152. Its totient is φ = 1342626120.

The previous prime is 2020042991. The next prime is 2020043021. The reversal of 2020043019 is 9103400202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2020043019 - 2⁷ = 2020042891 is a prime.

It is a super-2 number, since 2×2020043019² = 8161147597221268722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2020042986 and 2020043004.

It is not an unprimeable number, because it can be changed into a prime (2020043029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1016149 + ... + 1018134.

It is an arithmetic number, because the mean of its divisors is an integer number (337691144).

Almost surely, 2^2020043019 is an apocalyptic number.

2020043019 is a deficient number, since it is larger than the sum of its proper divisors (681486133).

2020043019 is a wasteful number, since it uses less digits than its factorization.

2020043019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2034617.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 2020043019 is about 44944.8886860341. Note that the first 3 decimals coincide. The cubic root of 2020043019 is about 1264.1158384981.

The spelling of 2020043019 in words is "two billion, twenty million, forty-three thousand, nineteen".