10010003021020 has 24 divisors (see below), whose sum is σ = 21021243688368. Its totient is φ = 4003956000000.

The previous prime is 10010003021017. The next prime is 10010003021059. The reversal of 10010003021020 is 2012030001001.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 10010003020988 and 10010003021006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 980506 + ... + 4580545.

It is an arithmetic number, because the mean of its divisors is an integer number (875885153682).

Almost surely, 2^{10010003021020} is an apocalyptic number.

10010003021020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10010003021020 is an abundant number, since it is smaller than the sum of its proper divisors (11011240667348).

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

10010003021020 is a wasteful number, since it uses less digits than its factorization.

10010003021020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5651061 (or 5651059 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 10010003021020 its reverse (2012030001001), we get a palindrome (12022033022021).

The spelling of 10010003021020 in words is "ten trillion, ten billion, three million, twenty-one thousand, twenty".