1003044123213 has 12 divisors (see below), whose sum is σ = 1470026098464. Its totient is φ = 607905529000.

The previous prime is 1003044123149. The next prime is 1003044123227. The reversal of 1003044123213 is 3123214403001.

It is a happy number.

It is not a de Polignac number, because 1003044123213 - 2⁶ = 1003044123149 is a prime.

It is a super-2 number, since 2×1003044123213² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003044123253) 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 11 ways as a sum of consecutive naturals, for example, 1381603113 + ... + 1381603838.

It is an arithmetic number, because the mean of its divisors is an integer number (122502174872).

Almost surely, 2^{1003044123213} is an apocalyptic number.

It is an amenable number.

1003044123213 is a deficient number, since it is larger than the sum of its proper divisors (466981975251).

1003044123213 is a wasteful number, since it uses less digits than its factorization.

1003044123213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2763206976 (or 2763206965 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 1003044123213 its reverse (3123214403001), we get a palindrome (4126258526214).

The spelling of 1003044123213 in words is "one trillion, three billion, forty-four million, one hundred twenty-three thousand, two hundred thirteen".