1311130033312 has 24 divisors (see below), whose sum is σ = 2815949731392. Its totient is φ = 595968196800.

The previous prime is 1311130033307. The next prime is 1311130033333. The reversal of 1311130033312 is 2133300311131.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1862400264 + ... + 1862400967.

It is an arithmetic number, because the mean of its divisors is an integer number (117331238808).

Almost surely, 2^{1311130033312} is an apocalyptic number.

It is an amenable number.

1311130033312 is an abundant number, since it is smaller than the sum of its proper divisors (1504819698080).

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

1311130033312 is a wasteful number, since it uses less digits than its factorization.

1311130033312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3724801252 (or 3724801244 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 22.

Adding to 1311130033312 its reverse (2133300311131), we get a palindrome (3444430344443).

The spelling of 1311130033312 in words is "one trillion, three hundred eleven billion, one hundred thirty million, thirty-three thousand, three hundred twelve".