1311242254116 has 24 divisors (see below), whose sum is σ = 3059735167104. Its totient is φ = 437056478880.

The previous prime is 1311242254103. The next prime is 1311242254129. The reversal of 1311242254116 is 6114522421131.

It is an interprime number because it is at equal distance from previous prime (1311242254103) and next prime (1311242254129).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2808300 + ... + 3241763.

It is an arithmetic number, because the mean of its divisors is an integer number (127488965296).

Almost surely, 2^{1311242254116} is an apocalyptic number.

It is an amenable number.

1311242254116 is an abundant number, since it is smaller than the sum of its proper divisors (1748492912988).

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

1311242254116 is a wasteful number, since it uses less digits than its factorization.

1311242254116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6068131 (or 6068129 counting only the distinct ones).

The product of its digits is 11520, while the sum is 33.

Adding to 1311242254116 its reverse (6114522421131), we get a palindrome (7425764675247).

The spelling of 1311242254116 in words is "one trillion, three hundred eleven billion, two hundred forty-two million, two hundred fifty-four thousand, one hundred sixteen".