1324440111312 has 40 divisors (see below), whose sum is σ = 3801633654080. Its totient is φ = 441480036960.

The previous prime is 1324440111283. The next prime is 1324440111403. The reversal of 1324440111312 is 2131110444231.

It is a happy number.

1324440111312 is a `hidden beast` number, since 1 + 3 + 244 + 401 + 1 + 1 + 3 + 12 = 666.

It is a super-2 number, since 2×1324440111312² (a number of 25 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1532916364 + ... + 1532917227.

It is an arithmetic number, because the mean of its divisors is an integer number (95040841352).

Almost surely, 2^{1324440111312} is an apocalyptic number.

1324440111312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1324440111312 is an abundant number, since it is smaller than the sum of its proper divisors (2477193542768).

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

1324440111312 is a wasteful number, since it uses less digits than its factorization.

1324440111312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3065833608 (or 3065833596 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 1324440111312 its reverse (2131110444231), we get a palindrome (3455550555543).

The spelling of 1324440111312 in words is "one trillion, three hundred twenty-four billion, four hundred forty million, one hundred eleven thousand, three hundred twelve".