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2222214223 = 11931862711
BaseRepresentation
bin1000010001110100…
…0100110001001111
312201212111011211111
42010131010301033
514022341323343
61004301432451
7106032336445
oct20435046117
95655434744
102222214223
11a40422489
1252026b727
1329550b878
141711c0b95
15d0158c9d
hex84744c4f

2222214223 has 4 divisors (see below), whose sum is σ = 2224078128. Its totient is φ = 2220350320.

The previous prime is 2222214187. The next prime is 2222214251. The reversal of 2222214223 is 3224122222.

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 2222214223 - 217 = 2222083151 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2222214194 and 2222214203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2222214623) 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, 930163 + ... + 932548.

It is an arithmetic number, because the mean of its divisors is an integer number (556019532).

Almost surely, 22222214223 is an apocalyptic number.

2222214223 is a deficient number, since it is larger than the sum of its proper divisors (1863905).

2222214223 is a wasteful number, since it uses less digits than its factorization.

2222214223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1863904.

The product of its digits is 1536, while the sum is 22.

The square root of 2222214223 is about 47140.3672344627. The cubic root of 2222214223 is about 1304.9543145929.

Adding to 2222214223 its reverse (3224122222), we get a palindrome (5446336445).

The spelling of 2222214223 in words is "two billion, two hundred twenty-two million, two hundred fourteen thousand, two hundred twenty-three".

Divisors: 1 1193 1862711 2222214223