1311303300144 has 40 divisors (see below), whose sum is σ = 3388747606272. Its totient is φ = 436944444480.

The previous prime is 1311303300143. The next prime is 1311303300227. The reversal of 1311303300144 is 4410033031131.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (1311303300143) 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, 4760124 + ... + 5028059.

Almost surely, 2^{1311303300144} is an apocalyptic number.

It is an amenable number.

1311303300144 is an abundant number, since it is smaller than the sum of its proper divisors (2077444306128).

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

1311303300144 is a wasteful number, since it uses less digits than its factorization.

1311303300144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9790985 (or 9790979 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 1311303300144 its reverse (4410033031131), we get a palindrome (5721336331275).

The spelling of 1311303300144 in words is "one trillion, three hundred eleven billion, three hundred three million, three hundred thousand, one hundred forty-four".