2001200200012 has 24 divisors (see below), whose sum is σ = 3785513130000. Its totient is φ = 920197283136.

The previous prime is 2001200200003. The next prime is 2001200200141. The reversal of 2001200200012 is 2100020021002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71518762 + ... + 71546737.

It is an arithmetic number, because the mean of its divisors is an integer number (157729713750).

Almost surely, 2^{2001200200012} is an apocalyptic number.

It is an amenable number.

2001200200012 is a deficient number, since it is larger than the sum of its proper divisors (1784312929988).

2001200200012 is a wasteful number, since it uses less digits than its factorization.

2001200200012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143065785 (or 143065783 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 2001200200012 its reverse (2100020021002), we get a palindrome (4101220221014).

The spelling of 2001200200012 in words is "two trillion, one billion, two hundred million, two hundred thousand, twelve".