1000320312312 has 128 divisors (see below), whose sum is σ = 2784668040000. Its totient is φ = 332720898048.

The previous prime is 1000320312289. The next prime is 1000320312331. The reversal of 1000320312312 is 2132130230001.

1000320312312 is a `hidden beast` number, since 1 + 0 + 0 + 0 + 320 + 31 + 2 + 312 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 295165114 + ... + 295168502.

Almost surely, 2^{1000320312312} is an apocalyptic number.

1000320312312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1000320312312 is an abundant number, since it is smaller than the sum of its proper divisors (1784347727688).

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

1000320312312 is a wasteful number, since it uses less digits than its factorization.

1000320312312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5950 (or 5940 counting only the distinct ones).

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

Adding to 1000320312312 its reverse (2132130230001), we get a palindrome (3132450542313).

The spelling of 1000320312312 in words is "one trillion, three hundred twenty million, three hundred twelve thousand, three hundred twelve".