2044123323203 has 16 divisors (see below), whose sum is σ = 2227850999136. Its totient is φ = 1864284925440.

The previous prime is 2044123323173. The next prime is 2044123323223. The reversal of 2044123323203 is 3023233214402.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2044123323203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2044123323223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1729133 + ... + 2660478.

It is an arithmetic number, because the mean of its divisors is an integer number (139240687446).

Almost surely, 2^{2044123323203} is an apocalyptic number.

2044123323203 is a deficient number, since it is larger than the sum of its proper divisors (183727675933).

2044123323203 is a wasteful number, since it uses less digits than its factorization.

2044123323203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4390054.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 2044123323203 its reverse (3023233214402), we get a palindrome (5067356537605).

The spelling of 2044123323203 in words is "two trillion, forty-four billion, one hundred twenty-three million, three hundred twenty-three thousand, two hundred three".