2020161003 has 64 divisors (see below), whose sum is σ = 3235921920. Its totient is φ = 1097252352.

The previous prime is 2020160993. The next prime is 2020161007. The reversal of 2020161003 is 3001610202.

It is not a de Polignac number, because 2020161003 - 2⁹ = 2020160491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2020161007) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6580176 + ... + 6580482.

It is an arithmetic number, because the mean of its divisors is an integer number (50561280).

Almost surely, 2^2020161003 is an apocalyptic number.

2020161003 is a deficient number, since it is larger than the sum of its proper divisors (1215760917).

2020161003 is a wasteful number, since it uses less digits than its factorization.

2020161003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 2020161003 is about 44946.2012076660. The cubic root of 2020161003 is about 1264.1404489541.

Adding to 2020161003 its reverse (3001610202), we get a palindrome (5021771205).

The spelling of 2020161003 in words is "two billion, twenty million, one hundred sixty-one thousand, three".