2001200212211 has 8 divisors (see below), whose sum is σ = 2005463773200. Its totient is φ = 1996940856960.

The previous prime is 2001200212153. The next prime is 2001200212213. The reversal of 2001200212211 is 1122120021002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2001200212211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2001200212213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97850 + ... + 2002991.

It is an arithmetic number, because the mean of its divisors is an integer number (250682971650).

Almost surely, 2^{2001200212211} is an apocalyptic number.

2001200212211 is a deficient number, since it is larger than the sum of its proper divisors (4263560989).

2001200212211 is a wasteful number, since it uses less digits than its factorization.

2001200212211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2102869.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2001200212211 its reverse (1122120021002), we get a palindrome (3123320233213).

The spelling of 2001200212211 in words is "two trillion, one billion, two hundred million, two hundred twelve thousand, two hundred eleven".