10001220003223 has 4 divisors (see below), whose sum is σ = 10001237253280. Its totient is φ = 10001202753168.

The previous prime is 10001220003179. The next prime is 10001220003251. The reversal of 10001220003223 is 32230002210001.

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 10001220003223 - 2¹³ = 10001219995031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10001220003197 and 10001220003206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10001220003253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7723983 + ... + 8925376.

It is an arithmetic number, because the mean of its divisors is an integer number (2500309313320).

Almost surely, 2^{10001220003223} is an apocalyptic number.

10001220003223 is a deficient number, since it is larger than the sum of its proper divisors (17250057).

10001220003223 is an equidigital number, since it uses as much as digits as its factorization.

10001220003223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17250056.

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

Adding to 10001220003223 its reverse (32230002210001), we get a palindrome (42231222213224).

The spelling of 10001220003223 in words is "ten trillion, one billion, two hundred twenty million, three thousand, two hundred twenty-three".