13044023211303 has 64 divisors (see below), whose sum is σ = 23248412800000. Its totient is φ = 7061146814592.

The previous prime is 13044023211251. The next prime is 13044023211311. The reversal of 13044023211303 is 30311232044031.

It is a happy number.

13044023211303 is a `hidden beast` number, since 1 + 3 + 0 + 440 + 2 + 3 + 211 + 3 + 0 + 3 = 666.

It is not a de Polignac number, because 13044023211303 - 2²¹ = 13044021114151 is a prime.

It is a super-2 number, since 2×13044023211303² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13044023211403) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 117546201 + ... + 117657117.

It is an arithmetic number, because the mean of its divisors is an integer number (363256450000).

Almost surely, 2^{13044023211303} is an apocalyptic number.

13044023211303 is a deficient number, since it is larger than the sum of its proper divisors (10204389588697).

13044023211303 is a wasteful number, since it uses less digits than its factorization.

13044023211303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143701 (or 143695 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 13044023211303 its reverse (30311232044031), we get a palindrome (43355255255334).

The spelling of 13044023211303 in words is "thirteen trillion, forty-four billion, twenty-three million, two hundred eleven thousand, three hundred three".