1001002212112 has 20 divisors (see below), whose sum is σ = 2216504898496. Its totient is φ = 429000948000.

The previous prime is 1001002212013. The next prime is 1001002212131. The reversal of 1001002212112 is 2112122001001.

It is a junction number, because it is equal to n+sod(n) for n = 1001002212092 and 1001002212101.

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, 4468759764 + ... + 4468759987.

Almost surely, 2^{1001002212112} is an apocalyptic number.

It is an amenable number.

1001002212112 is an abundant number, since it is smaller than the sum of its proper divisors (1215502686384).

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

1001002212112 is an equidigital number, since it uses as much as digits as its factorization.

1001002212112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8937519766 (or 8937519760 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1001002212112 its reverse (2112122001001), we get a palindrome (3113124213113).

The spelling of 1001002212112 in words is "one trillion, one billion, two million, two hundred twelve thousand, one hundred twelve".