Base | Representation |
---|---|
bin | 100000010100011110100… |
… | …101000000100101001110 |
3 | 21212022211002020112011222 |
4 | 200110132211000211032 |
5 | 242342112321011342 |
6 | 4420152440043342 |
7 | 316314503642132 |
oct | 40243645004516 |
9 | 7768732215158 |
10 | 2221011110222 |
11 | 786a1a963093 |
12 | 2ba544163552 |
13 | 131595888338 |
14 | 796d72573c2 |
15 | 3cb90d45ed2 |
hex | 2051e94094e |
2221011110222 has 16 divisors (see below), whose sum is σ = 3530669076720. Its totient is φ = 1044239227008.
The previous prime is 2221011110147. The next prime is 2221011110299. The reversal of 2221011110222 is 2220111101222.
It is a super-2 number, since 2×22210111102222 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a self number, because there is not a number n which added to its sum of digits gives 2221011110222.
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, 29413988 + ... + 29489399.
It is an arithmetic number, because the mean of its divisors is an integer number (220666817295).
Almost surely, 22221011110222 is an apocalyptic number.
2221011110222 is a deficient number, since it is larger than the sum of its proper divisors (1309657966498).
2221011110222 is a wasteful number, since it uses less digits than its factorization.
2221011110222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58904515.
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 2221011110222 its reverse (2220111101222), we get a palindrome (4441122211444).
The spelling of 2221011110222 in words is "two trillion, two hundred twenty-one billion, eleven million, one hundred ten thousand, two hundred twenty-two".
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