10321020223 has 4 divisors (see below), whose sum is σ = 10331435968. Its totient is φ = 10310604480.

The previous prime is 10321020209. The next prime is 10321020239. The reversal of 10321020223 is 32202012301.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10321020223 - 2²⁵ = 10287465791 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10321020197 and 10321020206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10321060223) 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 3 ways as a sum of consecutive naturals, for example, 5206386 + ... + 5208367.

It is an arithmetic number, because the mean of its divisors is an integer number (2582858992).

Almost surely, 2^10321020223 is an apocalyptic number.

10321020223 is a deficient number, since it is larger than the sum of its proper divisors (10415745).

10321020223 is an equidigital number, since it uses as much as digits as its factorization.

10321020223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10415744.

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

Adding to 10321020223 its reverse (32202012301), we get a palindrome (42523032524).

The spelling of 10321020223 in words is "ten billion, three hundred twenty-one million, twenty thousand, two hundred twenty-three".