1311313321341 has 12 divisors (see below), whose sum is σ = 1976472252768. Its totient is φ = 836199798984.

The previous prime is 1311313321337. The next prime is 1311313321447. The reversal of 1311313321341 is 1431233131131.

1311313321341 is a `hidden beast` number, since 1 + 3 + 1 + 1 + 313 + 3 + 2 + 1 + 341 = 666.

It is not a de Polignac number, because 1311313321341 - 2² = 1311313321337 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1311313321321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3167423275 + ... + 3167423688.

It is an arithmetic number, because the mean of its divisors is an integer number (164706021064).

Almost surely, 2^{1311313321341} is an apocalyptic number.

It is an amenable number.

1311313321341 is a deficient number, since it is larger than the sum of its proper divisors (665158931427).

1311313321341 is a wasteful number, since it uses less digits than its factorization.

1311313321341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6334846992 (or 6334846989 counting only the distinct ones).

The product of its digits is 1944, while the sum is 27.

Adding to 1311313321341 its reverse (1431233131131), we get a palindrome (2742546452472).

The spelling of 1311313321341 in words is "one trillion, three hundred eleven billion, three hundred thirteen million, three hundred twenty-one thousand, three hundred forty-one".