1323223110044 has 24 divisors (see below), whose sum is σ = 2674750459248. Its totient is φ = 566084752640.

The previous prime is 1323223109939. The next prime is 1323223110067. The reversal of 1323223110044 is 4400113223231.

It is a junction number, because it is equal to n+sod(n) for n = 1323223109995 and 1323223110022.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 884506679 + ... + 884508174.

It is an arithmetic number, because the mean of its divisors is an integer number (111447935802).

Almost surely, 2^{1323223110044} is an apocalyptic number.

It is an amenable number.

1323223110044 is an abundant number, since it is smaller than the sum of its proper divisors (1351527349204).

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

1323223110044 is a wasteful number, since it uses less digits than its factorization.

1323223110044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1769014885 (or 1769014883 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 1323223110044 its reverse (4400113223231), we get a palindrome (5723336333275).

The spelling of 1323223110044 in words is "one trillion, three hundred twenty-three billion, two hundred twenty-three million, one hundred ten thousand, forty-four".