Base | Representation |
---|---|
bin | 11001010010001101001000… |
… | …111000110011011011100100 |
3 | 112120201211100222200000121100 |
4 | 121102031020320303123210 |
5 | 104033414122101023022 |
6 | 1032301332314320100 |
7 | 32265044463406113 |
oct | 3122151070633344 |
9 | 476654328600540 |
10 | 111202221111012 |
11 | 32483662865919 |
12 | 1057b89aa29030 |
13 | 4a0842aa9c825 |
14 | 1d6630543dc7a |
15 | ccc9593da1ac |
hex | 652348e336e4 |
111202221111012 has 36 divisors (see below), whose sum is σ = 282053870296380. Its totient is φ = 36940897111872.
The previous prime is 111202221110987. The next prime is 111202221111029. The reversal of 111202221111012 is 210111122202111.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 71227759639716 + 39974461471296 = 8439654^2 + 6322536^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5271236187 + ... + 5271257282.
It is an arithmetic number, because the mean of its divisors is an integer number (7834829730455).
Almost surely, 2111202221111012 is an apocalyptic number.
111202221111012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
111202221111012 is an abundant number, since it is smaller than the sum of its proper divisors (170851649185368).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
111202221111012 is a wasteful number, since it uses less digits than its factorization.
111202221111012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10542493772 (or 10542493767 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 18.
Adding to 111202221111012 its reverse (210111122202111), we get a palindrome (321313343313123).
The spelling of 111202221111012 in words is "one hundred eleven trillion, two hundred two billion, two hundred twenty-one million, one hundred eleven thousand, twelve".
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