10203223340321 has 16 divisors (see below), whose sum is σ = 11320971091200. Its totient is φ = 9117214938000.

The previous prime is 10203223340209. The next prime is 10203223340407. The reversal of 10203223340321 is 12304332230201.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10203223340321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10203222340321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3780710 + ... + 5890688.

It is an arithmetic number, because the mean of its divisors is an integer number (707560693200).

Almost surely, 2^{10203223340321} is an apocalyptic number.

10203223340321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10203223340321 is a deficient number, since it is larger than the sum of its proper divisors (1117747750879).

10203223340321 is a wasteful number, since it uses less digits than its factorization.

10203223340321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2117500.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 10203223340321 its reverse (12304332230201), we get a palindrome (22507555570522).

The spelling of 10203223340321 in words is "ten trillion, two hundred three billion, two hundred twenty-three million, three hundred forty thousand, three hundred twenty-one".