2003223423344 has 80 divisors (see below), whose sum is σ = 4614722388864. Its totient is φ = 830386579200.

The previous prime is 2003223423319. The next prime is 2003223423353. The reversal of 2003223423344 is 4433243223002.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2003223423344.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5084402 + ... + 5464209.

Almost surely, 2^{2003223423344} is an apocalyptic number.

It is an amenable number.

2003223423344 is an abundant number, since it is smaller than the sum of its proper divisors (2611498965520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2003223423344 is a wasteful number, since it uses less digits than its factorization.

2003223423344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10548726 (or 10548720 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 32.

Adding to 2003223423344 its reverse (4433243223002), we get a palindrome (6436466646346).

The spelling of 2003223423344 in words is "two trillion, three billion, two hundred twenty-three million, four hundred twenty-three thousand, three hundred forty-four".