1323211112344 has 64 divisors (see below), whose sum is σ = 2824481456640. Its totient is φ = 575261026560.

The previous prime is 1323211112341. The next prime is 1323211112357. The reversal of 1323211112344 is 4432111123231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323211112341) 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, 35650404 + ... + 35687500.

It is an arithmetic number, because the mean of its divisors is an integer number (44132522760).

Almost surely, 2^{1323211112344} is an apocalyptic number.

It is an amenable number.

1323211112344 is an abundant number, since it is smaller than the sum of its proper divisors (1501270344296).

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

1323211112344 is a wasteful number, since it uses less digits than its factorization.

1323211112344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54760 (or 54756 counting only the distinct ones).

The product of its digits is 3456, while the sum is 28.

Adding to 1323211112344 its reverse (4432111123231), we get a palindrome (5755322235575).

The spelling of 1323211112344 in words is "one trillion, three hundred twenty-three billion, two hundred eleven million, one hundred twelve thousand, three hundred forty-four".