Base | Representation |
---|---|
bin | 11001100000111001110001… |
… | …100101000010101110101010 |
3 | 112201022101100121212002111002 |
4 | 121200321301211002232222 |
5 | 104201441112101024320 |
6 | 1034353325511435002 |
7 | 32431031305640513 |
oct | 3140716145025652 |
9 | 481271317762432 |
10 | 112212221111210 |
11 | 32832a324a5990 |
12 | 10703591985a62 |
13 | 4a7c74aa5593c |
14 | 1d9d159a09a0a |
15 | ce8d6da0e675 |
hex | 660e71942baa |
112212221111210 has 64 divisors (see below), whose sum is σ = 227700636983424. Its totient is φ = 39460894368000.
The previous prime is 112212221111209. The next prime is 112212221111219. The reversal of 112212221111210 is 12111122212211.
It is a happy number.
It is a super-2 number, since 2×1122122211112102 (a number of 29 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (112212221111219) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 116965409 + ... + 117920868.
It is an arithmetic number, because the mean of its divisors is an integer number (3557822452866).
Almost surely, 2112212221111210 is an apocalyptic number.
112212221111210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
112212221111210 is an abundant number, since it is smaller than the sum of its proper divisors (115488415872214).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
112212221111210 is a wasteful number, since it uses less digits than its factorization.
112212221111210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 234886439.
The product of its (nonzero) digits is 64, while the sum is 20.
Adding to 112212221111210 its reverse (12111122212211), we get a palindrome (124323343323421).
The spelling of 112212221111210 in words is "one hundred twelve trillion, two hundred twelve billion, two hundred twenty-one million, one hundred eleven thousand, two hundred ten".
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