1311003323116 has 12 divisors (see below), whose sum is σ = 2331866566960. Its totient is φ = 644755732560.

The previous prime is 1311003323053. The next prime is 1311003323117. The reversal of 1311003323116 is 6113233001131.

It is not an unprimeable number, because it can be changed into a prime (1311003323117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2686481976 + ... + 2686482463.

Almost surely, 2^{1311003323116} is an apocalyptic number.

It is an amenable number.

1311003323116 is a deficient number, since it is larger than the sum of its proper divisors (1020863243844).

1311003323116 is a wasteful number, since it uses less digits than its factorization.

1311003323116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5372964504 (or 5372964502 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 25.

Adding to 1311003323116 its reverse (6113233001131), we get a palindrome (7424236324247).

The spelling of 1311003323116 in words is "one trillion, three hundred eleven billion, three million, three hundred twenty-three thousand, one hundred sixteen".