2000221211111 has 4 divisors (see below), whose sum is σ = 2010374618472. Its totient is φ = 1990067803752.

The previous prime is 2000221210943. The next prime is 2000221211141. The reversal of 2000221211111 is 1111121220002.

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

It is a cyclic number.

It is not a de Polignac number, because 2000221211111 - 2³⁰ = 1999147469287 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 (2000221211141) 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, 5076703385 + ... + 5076703778.

It is an arithmetic number, because the mean of its divisors is an integer number (502593654618).

Almost surely, 2^{2000221211111} is an apocalyptic number.

2000221211111 is a deficient number, since it is larger than the sum of its proper divisors (10153407361).

2000221211111 is a wasteful number, since it uses less digits than its factorization.

2000221211111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10153407360.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2000221211111 its reverse (1111121220002), we get a palindrome (3111342431113).

The spelling of 2000221211111 in words is "two trillion, two hundred twenty-one million, two hundred eleven thousand, one hundred eleven".