1311001320299 has 16 divisors (see below), whose sum is σ = 1464055706880. Its totient is φ = 1163859900000.

The previous prime is 1311001320287. The next prime is 1311001320323. The reversal of 1311001320299 is 9920231001131.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1311001320299 - 2⁸ = 1311001320043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1311001320229) 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, 6590852 + ... + 6786849.

It is an arithmetic number, because the mean of its divisors is an integer number (91503481680).

Almost surely, 2^{1311001320299} is an apocalyptic number.

1311001320299 is a deficient number, since it is larger than the sum of its proper divisors (153054386581).

1311001320299 is a wasteful number, since it uses less digits than its factorization.

1311001320299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13377922.

The product of its (nonzero) digits is 2916, while the sum is 32.

The spelling of 1311001320299 in words is "one trillion, three hundred eleven billion, one million, three hundred twenty thousand, two hundred ninety-nine".