1003221202223 has 4 divisors (see below), whose sum is σ = 1003223451048. Its totient is φ = 1003218953400.

The previous prime is 1003221202201. The next prime is 1003221202231. The reversal of 1003221202223 is 3222021223001.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1003221202223 is a prime.

It is a super-2 number, since 2×1003221202223² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1003221202195 and 1003221202204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003221102223) 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, 204236 + ... + 1431137.

It is an arithmetic number, because the mean of its divisors is an integer number (250805862762).

Almost surely, 2^{1003221202223} is an apocalyptic number.

1003221202223 is a deficient number, since it is larger than the sum of its proper divisors (2248825).

1003221202223 is an equidigital number, since it uses as much as digits as its factorization.

1003221202223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2248824.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 1003221202223 its reverse (3222021223001), we get a palindrome (4225242425224).

The spelling of 1003221202223 in words is "one trillion, three billion, two hundred twenty-one million, two hundred two thousand, two hundred twenty-three".