2020101003 has 6 divisors (see below), whose sum is σ = 2917923684. Its totient is φ = 1346733996.

The previous prime is 2020100981. The next prime is 2020101023. The reversal of 2020101003 is 3001010202.

It is a happy number.

It is not a de Polignac number, because 2020101003 - 2¹² = 2020096907 is a prime.

It is a super-3 number, since 3×2020101003³ (a number of 29 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 224455667 = 2020101003 / (2 + 0 + 2 + 0 + 1 + 0 + 1 + 0 + 0 + 3).

It is not an unprimeable number, because it can be changed into a prime (2020101023) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 112227825 + ... + 112227842.

It is an arithmetic number, because the mean of its divisors is an integer number (486320614).

Almost surely, 2^2020101003 is an apocalyptic number.

2020101003 is a deficient number, since it is larger than the sum of its proper divisors (897822681).

2020101003 is a wasteful number, since it uses less digits than its factorization.

2020101003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224455673 (or 224455670 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 2020101003 is about 44945.5337380701. The cubic root of 2020101003 is about 1264.1279335857.

Adding to 2020101003 its reverse (3001010202), we get a palindrome (5021111205).

The spelling of 2020101003 in words is "two billion, twenty million, one hundred one thousand, three".