1002312300012 has 96 divisors (see below), whose sum is σ = 2520352800000. Its totient is φ = 309066027264.

The previous prime is 1002312300001. The next prime is 1002312300023. The reversal of 1002312300012 is 2100032132001.

It is an interprime number because it is at equal distance from previous prime (1002312300001) and next prime (1002312300023).

It is a junction number, because it is equal to n+sod(n) for n = 1002312299964 and 1002312300000.

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, 1754314 + ... + 2254382.

It is an arithmetic number, because the mean of its divisors is an integer number (26253675000).

Almost surely, 2^{1002312300012} is an apocalyptic number.

1002312300012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1002312300012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1260176400000).

1002312300012 is an abundant number, since it is smaller than the sum of its proper divisors (1518040499988).

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

1002312300012 is a wasteful number, since it uses less digits than its factorization.

1002312300012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500303 (or 500301 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 1002312300012 its reverse (2100032132001), we get a palindrome (3102344432013).

The spelling of 1002312300012 in words is "one trillion, two billion, three hundred twelve million, three hundred thousand, twelve".