1311441134012 has 6 divisors (see below), whose sum is σ = 2295021984528. Its totient is φ = 655720567004.

The previous prime is 1311441134011. The next prime is 1311441134021. The reversal of 1311441134012 is 2104311441131.

It is a super-2 number, since 2×1311441134012² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1311441134011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163930141748 + ... + 163930141755.

It is an arithmetic number, because the mean of its divisors is an integer number (382503664088).

Almost surely, 2^{1311441134012} is an apocalyptic number.

It is an amenable number.

1311441134012 is a deficient number, since it is larger than the sum of its proper divisors (983580850516).

1311441134012 is a wasteful number, since it uses less digits than its factorization.

1311441134012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327860283507 (or 327860283505 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

Adding to 1311441134012 its reverse (2104311441131), we get a palindrome (3415752575143).

The spelling of 1311441134012 in words is "one trillion, three hundred eleven billion, four hundred forty-one million, one hundred thirty-four thousand, twelve".