1001020000012 has 12 divisors (see below), whose sum is σ = 1792524186376. Its totient is φ = 488870232480.

The previous prime is 1001020000007. The next prime is 1001020000049. The reversal of 1001020000012 is 2100000201001.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2909941689 + ... + 2909942032.

Almost surely, 2^{1001020000012} is an apocalyptic number.

It is an amenable number.

1001020000012 is a deficient number, since it is larger than the sum of its proper divisors (791504186364).

1001020000012 is a wasteful number, since it uses less digits than its factorization.

1001020000012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5819883768 (or 5819883766 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 1001020000012 its reverse (2100000201001), we get a palindrome (3101020201013).

The spelling of 1001020000012 in words is "one trillion, one billion, twenty million, twelve", and thus it is an aban number and an uban number.