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2222000222 = 213751113797
BaseRepresentation
bin1000010001110001…
…0000100001011110
312201212002022021112
42010130100201132
514022313001342
61004253102022
7106030455521
oct20434204136
95655068245
102222000222
11a40296722
12520187912
13295465340
14171166bb8
15d0115682
hex8471085e

2222000222 has 16 divisors (see below), whose sum is σ = 3594196032. Its totient is φ = 1024164000.

The previous prime is 2222000203. The next prime is 2222000267. The reversal of 2222000222 is 2220002222.

It is a happy number.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 2222000197 and 2222000206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37373 + ... + 76424.

It is an arithmetic number, because the mean of its divisors is an integer number (224637252).

Almost surely, 22222000222 is an apocalyptic number.

2222000222 is a deficient number, since it is larger than the sum of its proper divisors (1372195810).

2222000222 is a wasteful number, since it uses less digits than its factorization.

2222000222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114563.

The product of its (nonzero) digits is 128, while the sum is 14.

The square root of 2222000222 is about 47138.0973523540. The cubic root of 2222000222 is about 1304.9124238682.

Adding to 2222000222 its reverse (2220002222), we get a palindrome (4442002444).

It can be divided in two parts, 2222000 and 222, that added together give a palindrome (2222222).

The spelling of 2222000222 in words is "two billion, two hundred twenty-two million, two hundred twenty-two", and thus it is an aban number.

Divisors: 1 2 13 26 751 1502 9763 19526 113797 227594 1479361 2958722 85461547 170923094 1111000111 2222000222