1020001012012 has 12 divisors (see below), whose sum is σ = 1842582473536. Its totient is φ = 493548876720.

The previous prime is 1020001011961. The next prime is 1020001012091. The reversal of 1020001012012 is 2102101000201.

It is a self number, because there is not a number n which added to its sum of digits gives 1020001012012.

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, 4112907183 + ... + 4112907430.

Almost surely, 2^{1020001012012} is an apocalyptic number.

It is an amenable number.

1020001012012 is a deficient number, since it is larger than the sum of its proper divisors (822581461524).

1020001012012 is a wasteful number, since it uses less digits than its factorization.

1020001012012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8225814648 (or 8225814646 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1020001012012 its reverse (2102101000201), we get a palindrome (3122102012213).

The spelling of 1020001012012 in words is "one trillion, twenty billion, one million, twelve thousand, twelve".