Base | Representation |
---|---|
bin | 10100111000100110… |
… | …01100011111101010 |
3 | 1001221101202101122121 |
4 | 22130103030133222 |
5 | 140430311242302 |
6 | 5052324341454 |
7 | 544564142212 |
oct | 123423143752 |
9 | 31841671577 |
10 | 11212212202 |
11 | 4834001a84 |
12 | 220ab4488a |
13 | 1098b993b9 |
14 | 785151242 |
15 | 45950be37 |
hex | 29c4cc7ea |
11212212202 has 16 divisors (see below), whose sum is σ = 17189498592. Its totient is φ = 5483717200.
The previous prime is 11212212133. The next prime is 11212212239. The reversal of 11212212202 is 20221221211.
It is a happy number.
11212212202 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
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, 317608 + ... + 351139.
It is an arithmetic number, because the mean of its divisors is an integer number (1074343662).
Almost surely, 211212212202 is an apocalyptic number.
11212212202 is a deficient number, since it is larger than the sum of its proper divisors (5977286390).
11212212202 is a wasteful number, since it uses less digits than its factorization.
11212212202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 668933.
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 11212212202 its reverse (20221221211), we get a palindrome (31433433413).
Subtracting 11212212202 from its reverse (20221221211), we obtain a palindrome (9009009009).
The spelling of 11212212202 in words is "eleven billion, two hundred twelve million, two hundred twelve thousand, two hundred two".
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