2221111214 has 8 divisors (see below), whose sum is σ = 3807619248. Its totient is φ = 951904800.

The previous prime is 2221111201. The next prime is 2221111241. The reversal of 2221111214 is 4121111222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2221111192 and 2221111201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79325387 + ... + 79325414.

It is an arithmetic number, because the mean of its divisors is an integer number (475952406).

Almost surely, 2^2221111214 is an apocalyptic number.

2221111214 is a deficient number, since it is larger than the sum of its proper divisors (1586508034).

2221111214 is a wasteful number, since it uses less digits than its factorization.

2221111214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158650810.

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

The square root of 2221111214 is about 47128.6665841502. Note that the first 3 decimals coincide. The cubic root of 2221111214 is about 1304.7383716306.

Adding to 2221111214 its reverse (4121111222), we get a palindrome (6342222436).

The spelling of 2221111214 in words is "two billion, two hundred twenty-one million, one hundred eleven thousand, two hundred fourteen".