10003020013221 has 8 divisors (see below), whose sum is σ = 13337922419520. Its totient is φ = 6668398807872.

The previous prime is 10003020013183. The next prime is 10003020013229. The reversal of 10003020013221 is 12231002030001.

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

It is not a de Polignac number, because 10003020013221 - 2⁷ = 10003020013093 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10003020013221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10003020013229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70217220 + ... + 70359533.

It is an arithmetic number, because the mean of its divisors is an integer number (1667240302440).

Almost surely, 2^{10003020013221} is an apocalyptic number.

It is an amenable number.

10003020013221 is a deficient number, since it is larger than the sum of its proper divisors (3334902406299).

10003020013221 is a wasteful number, since it uses less digits than its factorization.

10003020013221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140600475.

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

Adding to 10003020013221 its reverse (12231002030001), we get a palindrome (22234022043222).

The spelling of 10003020013221 in words is "ten trillion, three billion, twenty million, thirteen thousand, two hundred twenty-one".