13223133044 has 24 divisors (see below), whose sum is σ = 26341737408. Its totient is φ = 5749187840.

The previous prime is 13223133043. The next prime is 13223133109. The reversal of 13223133044 is 44033132231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13223133043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6532157 + ... + 6534180.

It is an arithmetic number, because the mean of its divisors is an integer number (1097572392).

Almost surely, 2^13223133044 is an apocalyptic number.

It is an amenable number.

13223133044 is a deficient number, since it is larger than the sum of its proper divisors (13118604364).

13223133044 is a wasteful number, since it uses less digits than its factorization.

13223133044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13066375 (or 13066373 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 13223133044 its reverse (44033132231), we get a palindrome (57256265275).

The spelling of 13223133044 in words is "thirteen billion, two hundred twenty-three million, one hundred thirty-three thousand, forty-four".