1223313003 has 32 divisors (see below), whose sum is σ = 2045260800. Its totient is φ = 715831200.

The previous prime is 1223312999. The next prime is 1223313019. The reversal of 1223313003 is 3003133221.

It is not a de Polignac number, because 1223313003 - 2² = 1223312999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1223313053) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62403 + ... + 79628.

It is an arithmetic number, because the mean of its divisors is an integer number (63914400).

Almost surely, 2^1223313003 is an apocalyptic number.

1223313003 is a deficient number, since it is larger than the sum of its proper divisors (821947797).

1223313003 is a wasteful number, since it uses less digits than its factorization.

1223313003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142080 (or 142074 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 1223313003 is about 34975.8917398828. The cubic root of 1223313003 is about 1069.4960805885.

Adding to 1223313003 its reverse (3003133221), we get a palindrome (4226446224).

The spelling of 1223313003 in words is "one billion, two hundred twenty-three million, three hundred thirteen thousand, three".