10003505020 has 24 divisors (see below), whose sum is σ = 21009769200. Its totient is φ = 4000943232.

The previous prime is 10003505011. The next prime is 10003505033. The reversal of 10003505020 is 2050530001.

10003505020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10003505020² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10003504985 and 10003505003.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191271 + ... + 237889.

It is an arithmetic number, because the mean of its divisors is an integer number (875407050).

Almost surely, 2^10003505020 is an apocalyptic number.

10003505020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10003505020 is an abundant number, since it is smaller than the sum of its proper divisors (11006264180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10003505020 is a wasteful number, since it uses less digits than its factorization.

10003505020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57357 (or 57355 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 16.

The spelling of 10003505020 in words is "ten billion, three million, five hundred five thousand, twenty".