2220212112111 has 12 divisors (see below), whose sum is σ = 3665112058192. Its totient is φ = 1268692635456.

The previous prime is 2220212112103. The next prime is 2220212112133. The reversal of 2220212112111 is 1112112120222.

2220212112111 is a `hidden beast` number, since 2 + 220 + 21 + 211 + 211 + 1 = 666.

It is not a de Polignac number, because 2220212112111 - 2³ = 2220212112103 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 (2220212112191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17620730986 + ... + 17620731111.

Almost surely, 2^{2220212112111} is an apocalyptic number.

2220212112111 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2220212112111 is a deficient number, since it is larger than the sum of its proper divisors (1444899946081).

2220212112111 is a wasteful number, since it uses less digits than its factorization.

2220212112111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35241462110 (or 35241462107 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 2220212112111 its reverse (1112112120222), we get a palindrome (3332324232333).

The spelling of 2220212112111 in words is "two trillion, two hundred twenty billion, two hundred twelve million, one hundred twelve thousand, one hundred eleven".