Base | Representation |
---|---|
bin | 1011000111010011000011… |
… | …0001010110101000000100 |
3 | 1121021012221211021021120012 |
4 | 2301310300301112220010 |
5 | 3100203030022414340 |
6 | 41553442433525352 |
7 | 2400602665612040 |
oct | 261646061265004 |
9 | 47235854237505 |
10 | 12220000201220 |
11 | 39915225a2219 |
12 | 1454399413858 |
13 | 6a8458457146 |
14 | 303645dd9020 |
15 | 162d0c150565 |
hex | b1d30c56a04 |
12220000201220 has 96 divisors (see below), whose sum is σ = 29390031933696. Its totient is φ = 4180855910400.
The previous prime is 12220000201217. The next prime is 12220000201223. The reversal of 12220000201220 is 2210200002221.
It is an interprime number because it is at equal distance from previous prime (12220000201217) and next prime (12220000201223).
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a junction number, because it is equal to n+sod(n) for n = 12220000201195 and 12220000201204.
It is not an unprimeable number, because it can be changed into a prime (12220000201223) 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, 463374635 + ... + 463401005.
It is an arithmetic number, because the mean of its divisors is an integer number (306146165976).
Almost surely, 212220000201220 is an apocalyptic number.
12220000201220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12220000201220 is an abundant number, since it is smaller than the sum of its proper divisors (17170031732476).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12220000201220 is a wasteful number, since it uses less digits than its factorization.
12220000201220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33261 (or 33259 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 14.
Adding to 12220000201220 its reverse (2210200002221), we get a palindrome (14430200203441).
The spelling of 12220000201220 in words is "twelve trillion, two hundred twenty billion, two hundred one thousand, two hundred twenty".
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