1320313012344 has 48 divisors (see below), whose sum is σ = 3608653705800. Its totient is φ = 436066680384.

The previous prime is 1320313012327. The next prime is 1320313012351. The reversal of 1320313012344 is 4432103130231.

It is a happy number.

1320313012344 is a `hidden beast` number, since 1 + 3 + 2 + 0 + 313 + 0 + 1 + 2 + 344 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 84109954 + ... + 84125649.

Almost surely, 2^{1320313012344} is an apocalyptic number.

It is an amenable number.

1320313012344 is an abundant number, since it is smaller than the sum of its proper divisors (2288340693456).

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

1320313012344 is a wasteful number, since it uses less digits than its factorization.

1320313012344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168235724 (or 168235717 counting only the distinct ones).

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

Adding to 1320313012344 its reverse (4432103130231), we get a palindrome (5752416142575).

The spelling of 1320313012344 in words is "one trillion, three hundred twenty billion, three hundred thirteen million, twelve thousand, three hundred forty-four".