2000220111 has 12 divisors (see below), whose sum is σ = 2967293992. Its totient is φ = 1297439856.

The previous prime is 2000220083. The next prime is 2000220133. The reversal of 2000220111 is 1110220002.

It is not a de Polignac number, because 2000220111 - 2¹¹ = 2000218063 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2000220093 and 2000220102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000220311) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3003001 + ... + 3003666.

Almost surely, 2^2000220111 is an apocalyptic number.

2000220111 is a deficient number, since it is larger than the sum of its proper divisors (967073881).

2000220111 is a wasteful number, since it uses less digits than its factorization.

2000220111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6006710 (or 6006707 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 2000220111 is about 44723.8203980832. The cubic root of 2000220111 is about 1259.9672686131.

Adding to 2000220111 its reverse (1110220002), we get a palindrome (3110440113).

It can be divided in two parts, 2000 and 220111, that added together give a triangular number (222111 = T₆₆₆).

The spelling of 2000220111 in words is "two billion, two hundred twenty thousand, one hundred eleven".