1001200002112 has 14 divisors (see below), whose sum is σ = 1986756254318. Its totient is φ = 500600001024.

The previous prime is 1001200001999. The next prime is 1001200002133. The reversal of 1001200002112 is 2112000021001.

It can be written as a sum of positive squares in only one way, i.e., 910680855616 + 90519146496 = 954296^2 + 300864^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7821874953 + ... + 7821875080.

Almost surely, 2^{1001200002112} is an apocalyptic number.

It is an amenable number.

1001200002112 is a deficient number, since it is larger than the sum of its proper divisors (985556252206).

1001200002112 is an equidigital number, since it uses as much as digits as its factorization.

1001200002112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15643750045 (or 15643750035 counting only the distinct ones).

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

Adding to 1001200002112 its reverse (2112000021001), we get a palindrome (3113200023113).

The spelling of 1001200002112 in words is "one trillion, one billion, two hundred million, two thousand, one hundred twelve".