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200212102220220 = 223251112289456779
BaseRepresentation
bin101101100001011110000011…
…001110111000100110111100
3222020220002102122101020012100
4231201132003032320212330
5202220233341132021340
61545452100420105100
760112563351405426
oct5541360316704674
9866802378336170
10200212102220220
1158880526203742
121a556543b35190
138793bc6982abc
143762463131816
151822e99c26830
hexb617833b89bc

200212102220220 has 36 divisors (see below), whose sum is σ = 607310043401880. Its totient is φ = 53389893925344.

The previous prime is 200212102220209. The next prime is 200212102220227. The reversal of 200212102220220 is 22022201212002.

200212102220220 is a `hidden beast` number, since 2 + 0 + 0 + 212 + 10 + 2 + 220 + 220 = 666.

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 a junction number, because it is equal to n+sod(n) for n = 200212102220193 and 200212102220202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200212102220227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 556144728210 + ... + 556144728569.

It is an arithmetic number, because the mean of its divisors is an integer number (16869723427830).

Almost surely, 2200212102220220 is an apocalyptic number.

200212102220220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200212102220220 is an abundant number, since it is smaller than the sum of its proper divisors (407097941181660).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

200212102220220 is a wasteful number, since it uses less digits than its factorization.

200212102220220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1112289456794 (or 1112289456789 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 200212102220220 its reverse (22022201212002), we get a palindrome (222234303432222).

The spelling of 200212102220220 in words is "two hundred trillion, two hundred twelve billion, one hundred two million, two hundred twenty thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 1112289456779 2224578913558 3336868370337 4449157827116 5561447283895 6673736740674 10010605111011 11122894567790 13347473481348 16684341851685 20021210222022 22245789135580 33368683703370 40042420444044 50053025555055 66737367406740 100106051110110 200212102220220