Base | Representation |
---|---|
bin | 100000010100100011111… |
… | …100101101110111101000 |
3 | 21212100001100210010100222 |
4 | 200110203330231313220 |
5 | 242342303402223422 |
6 | 4420205415145212 |
7 | 316316646535010 |
oct | 40244374556750 |
9 | 7770040703328 |
10 | 2221101211112 |
11 | 786a66803233 |
12 | 2ba56a375208 |
13 | 1315ab444184 |
14 | 797051ccc40 |
15 | 3cb98be2842 |
hex | 20523f2dde8 |
2221101211112 has 32 divisors (see below), whose sum is σ = 4763988587520. Its totient is φ = 951003320640.
The previous prime is 2221101211103. The next prime is 2221101211129. The reversal of 2221101211112 is 2111121011222.
2221101211112 is digitally balanced in base 2, 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, 18631688 + ... + 18750519.
It is an arithmetic number, because the mean of its divisors is an integer number (148874643360).
Almost surely, 22221101211112 is an apocalyptic number.
It is an amenable number.
2221101211112 is an abundant number, since it is smaller than the sum of its proper divisors (2542887376408).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2221101211112 is a wasteful number, since it uses less digits than its factorization.
2221101211112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37383281 (or 37383277 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 17.
Adding to 2221101211112 its reverse (2111121011222), we get a palindrome (4332222222334).
The spelling of 2221101211112 in words is "two trillion, two hundred twenty-one billion, one hundred one million, two hundred eleven thousand, one hundred twelve".
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