Base | Representation |
---|---|
bin | 1010001101001101101010… |
… | …0010101110001010010010 |
3 | 1110201211020220201022000001 |
4 | 2203103122202232022102 |
5 | 2432330401001042320 |
6 | 35511212105520214 |
7 | 2235525423402001 |
oct | 243233242561222 |
9 | 43654226638001 |
10 | 11222121112210 |
11 | 3637302898128 |
12 | 1312b097a306a |
13 | 63531a6bb428 |
14 | 2ab221522c38 |
15 | 146da6bd220a |
hex | a34da8ae292 |
11222121112210 has 8 divisors (see below), whose sum is σ = 20199818001996. Its totient is φ = 4488848444880.
The previous prime is 11222121112193. The next prime is 11222121112231. The reversal of 11222121112210 is 1221112122211.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 10656823141441 + 565297970769 = 3264479^2 + 751863^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×112221211122102 (a number of 27 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 561106055601 + ... + 561106055620.
Almost surely, 211222121112210 is an apocalyptic number.
11222121112210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
11222121112210 is a deficient number, since it is larger than the sum of its proper divisors (8977696889786).
11222121112210 is a wasteful number, since it uses less digits than its factorization.
11222121112210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1122212111228.
The product of its (nonzero) digits is 64, while the sum is 19.
Adding to 11222121112210 its reverse (1221112122211), we get a palindrome (12443233234421).
The spelling of 11222121112210 in words is "eleven trillion, two hundred twenty-two billion, one hundred twenty-one million, one hundred twelve thousand, two hundred ten".
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