1000320302012 has 48 divisors (see below), whose sum is σ = 1923085516800. Its totient is φ = 453170013120.

The previous prime is 1000320302011. The next prime is 1000320302017. The reversal of 1000320302012 is 2102030230001.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000320302011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13578437 + ... + 13651907.

It is an arithmetic number, because the mean of its divisors is an integer number (40064281600).

Almost surely, 2^{1000320302012} is an apocalyptic number.

It is an amenable number.

1000320302012 is a deficient number, since it is larger than the sum of its proper divisors (922765214788).

1000320302012 is a wasteful number, since it uses less digits than its factorization.

1000320302012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81306 (or 81304 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 1000320302012 its reverse (2102030230001), we get a palindrome (3102350532013).

The spelling of 1000320302012 in words is "one trillion, three hundred twenty million, three hundred two thousand, twelve".