10003213220 has 96 divisors (see below), whose sum is σ = 28204920576. Its totient is φ = 2878041600.

The previous prime is 10003213201. The next prime is 10003213229. The reversal of 10003213220 is 2231230001.

It is a happy number.

10003213220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 10003213195 and 10003213204.

It is not an unprimeable number, because it can be changed into a prime (10003213229) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 229811 + ... + 269850.

It is an arithmetic number, because the mean of its divisors is an integer number (293801256).

Almost surely, 2^10003213220 is an apocalyptic number.

10003213220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10003213220 is an abundant number, since it is smaller than the sum of its proper divisors (18201707356).

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

10003213220 is a wasteful number, since it uses less digits than its factorization.

10003213220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499701 (or 499699 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 10003213220 its reverse (2231230001), we get a palindrome (12234443221).

The spelling of 10003213220 in words is "ten billion, three million, two hundred thirteen thousand, two hundred twenty".