2000201121111 has 4 divisors (see below), whose sum is σ = 2666934828152. Its totient is φ = 1333467414072.

The previous prime is 2000201121049. The next prime is 2000201121209. The reversal of 2000201121111 is 1111211020002.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2000201121111 - 2²⁷ = 2000066903383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000201121911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 333366853516 + ... + 333366853521.

It is an arithmetic number, because the mean of its divisors is an integer number (666733707038).

Almost surely, 2^{2000201121111} is an apocalyptic number.

2000201121111 is a deficient number, since it is larger than the sum of its proper divisors (666733707041).

2000201121111 is an equidigital number, since it uses as much as digits as its factorization.

2000201121111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666733707040.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 2000201121111 its reverse (1111211020002), we get a palindrome (3111412141113).

The spelling of 2000201121111 in words is "two trillion, two hundred one million, one hundred twenty-one thousand, one hundred eleven".