| Base | Representation |
|---|---|
| bin | 10100111000100110… |
| … | …01010000101010000 |
| 3 | 1001221101201220002121 |
| 4 | 22130103022011100 |
| 5 | 140430310433240 |
| 6 | 5052324224024 |
| 7 | 544564101334 |
| oct | 123423120520 |
| 9 | 31841656077 |
| 10 | 11212202320 |
| 11 | 4833aa5610 |
| 12 | 220ab3b014 |
| 13 | 1098b94a57 |
| 14 | 78514b7c4 |
| 15 | 45950904a |
| hex | 29c4ca150 |
11212202320 has 160 divisors (see below), whose sum is σ = 28830297600. Its totient is φ = 4021432320.
The previous prime is 11212202317. The next prime is 11212202329. The reversal of 11212202320 is 2320221211.
It is a happy number.
It is a super-2 number, since 2×112122023202 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a junction number, because it is equal to n+sod(n) for n = 11212202294 and 11212202303.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11212202329) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30550777 + ... + 30551143.
It is an arithmetic number, because the mean of its divisors is an integer number (180189360).
Almost surely, 211212202320 is an apocalyptic number.
11212202320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 11212202320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14415148800).
11212202320 is an abundant number, since it is smaller than the sum of its proper divisors (17618095280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11212202320 is a wasteful number, since it uses less digits than its factorization.
11212202320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 773 (or 767 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 16.
Adding to 11212202320 its reverse (2320221211), we get a palindrome (13532423531).
The spelling of 11212202320 in words is "eleven billion, two hundred twelve million, two hundred two thousand, three hundred twenty".
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