2212210220111 has 4 divisors (see below), whose sum is σ = 2217008941224. Its totient is φ = 2207411499000.

The previous prime is 2212210220107. The next prime is 2212210220119. The reversal of 2212210220111 is 1110220122122.

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 2212210220111 - 2² = 2212210220107 is a prime.

It is a super-3 number, since 3×2212210220111³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2212210220111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212210220119) 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, 2399359865 + ... + 2399360786.

It is an arithmetic number, because the mean of its divisors is an integer number (554252235306).

Almost surely, 2^{2212210220111} is an apocalyptic number.

2212210220111 is a deficient number, since it is larger than the sum of its proper divisors (4798721113).

2212210220111 is an equidigital number, since it uses as much as digits as its factorization.

2212210220111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4798721112.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2212210220111 its reverse (1110220122122), we get a palindrome (3322430342233).

The spelling of 2212210220111 in words is "two trillion, two hundred twelve billion, two hundred ten million, two hundred twenty thousand, one hundred eleven".