1001002012012 has 12 divisors (see below), whose sum is σ = 1753439527840. Its totient is φ = 500019289776.

The previous prime is 1001002011983. The next prime is 1001002012013. The reversal of 1001002012012 is 2102102001001.

It is a self number, because there is not a number n which added to its sum of digits gives 1001002012012.

It is not an unprimeable number, because it can be changed into a prime (1001002012013) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 120424383 + ... + 120432694.

Almost surely, 2^{1001002012012} is an apocalyptic number.

It is an amenable number.

1001002012012 is a deficient number, since it is larger than the sum of its proper divisors (752437515828).

1001002012012 is a wasteful number, since it uses less digits than its factorization.

1001002012012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240858120 (or 240858118 counting only the distinct ones).

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

Adding to 1001002012012 its reverse (2102102001001), we get a palindrome (3103104013013).

It can be divided in two parts, 100100 and 2012012, that added together give a palindrome (2112112).

The spelling of 1001002012012 in words is "one trillion, one billion, two million, twelve thousand, twelve".