1012030123312 has 40 divisors (see below), whose sum is σ = 2111700530016. Its totient is φ = 467077387776.

The previous prime is 1012030123301. The next prime is 1012030123333. The reversal of 1012030123312 is 2133210302101.

It is a self number, because there is not a number n which added to its sum of digits gives 1012030123312.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13319253 + ... + 13395019.

Almost surely, 2^{1012030123312} is an apocalyptic number.

It is an amenable number.

1012030123312 is an abundant number, since it is smaller than the sum of its proper divisors (1099670406704).

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

1012030123312 is a wasteful number, since it uses less digits than its factorization.

1012030123312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140005 (or 139999 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1012030123312 its reverse (2133210302101), we get a palindrome (3145240425413).

The spelling of 1012030123312 in words is "one trillion, twelve billion, thirty million, one hundred twenty-three thousand, three hundred twelve".