1311253060122 has 24 divisors (see below), whose sum is σ = 2964572136864. Its totient is φ = 418080685704.

The previous prime is 1311253060111. The next prime is 1311253060129. The reversal of 1311253060122 is 2210603521131.

1311253060122 is a `hidden beast` number, since 1 + 3 + 1 + 1 + 2 + 5 + 30 + 601 + 22 = 666.

It is not an unprimeable number, because it can be changed into a prime (1311253060129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1583638548 + ... + 1583639375.

It is an arithmetic number, because the mean of its divisors is an integer number (123523839036).

Almost surely, 2^{1311253060122} is an apocalyptic number.

1311253060122 is an abundant number, since it is smaller than the sum of its proper divisors (1653319076742).

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

1311253060122 is a wasteful number, since it uses less digits than its factorization.

1311253060122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3167277954 (or 3167277951 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

Adding to 1311253060122 its reverse (2210603521131), we get a palindrome (3521856581253).

The spelling of 1311253060122 in words is "one trillion, three hundred eleven billion, two hundred fifty-three million, sixty thousand, one hundred twenty-two".