10003200221320 has 32 divisors (see below), whose sum is σ = 22507335734400. Its totient is φ = 4001256046528.

The previous prime is 10003200221309. The next prime is 10003200221369. The reversal of 10003200221320 is 2312200230001.

It is a junction number, because it is equal to n+sod(n) for n = 10003200221294 and 10003200221303.

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, 6968271 + ... + 8280289.

It is an arithmetic number, because the mean of its divisors is an integer number (703354241700).

Almost surely, 2^{10003200221320} is an apocalyptic number.

10003200221320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10003200221320 is an abundant number, since it is smaller than the sum of its proper divisors (12504135513080).

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

10003200221320 is a wasteful number, since it uses less digits than its factorization.

10003200221320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1502637 (or 1502633 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 10003200221320 its reverse (2312200230001), we get a palindrome (12315400451321).

The spelling of 10003200221320 in words is "ten trillion, three billion, two hundred million, two hundred twenty-one thousand, three hundred twenty".