1200313320012 has 144 divisors (see below), whose sum is σ = 3068048535552. Its totient is φ = 395664341760.

The previous prime is 1200313319971. The next prime is 1200313320029. The reversal of 1200313320012 is 2100233130021.

1200313320012 is a `hidden beast` number, since 1 + 20 + 0 + 313 + 320 + 0 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1161967848 + ... + 1161968880.

It is an arithmetic number, because the mean of its divisors is an integer number (21305892608).

Almost surely, 2^{1200313320012} is an apocalyptic number.

1200313320012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1200313320012 is an abundant number, since it is smaller than the sum of its proper divisors (1867735215540).

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

1200313320012 is a wasteful number, since it uses less digits than its factorization.

1200313320012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2068 (or 2063 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 1200313320012 its reverse (2100233130021), we get a palindrome (3300546450033).

The spelling of 1200313320012 in words is "one trillion, two hundred billion, three hundred thirteen million, three hundred twenty thousand, twelve".