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200001011210220 = 2235112291877704999
BaseRepresentation
bin101101011110011001011101…
…001110100101011111101100
3222020010220120100101212012210
4231132121131032211133230
5202203304032332211340
61545211110211130420
760061411334415333
oct5536313516453754
9866126510355183
10200001011210220
11587a9a528a3580
121a521651ba3a10
13877a02592271c
14375615a04cd1a
15181c742c37180
hexb5e65d3a57ec

200001011210220 has 192 divisors, whose sum is σ = 613907683200000. Its totient is φ = 48247581527040.

The previous prime is 200001011210213. The next prime is 200001011210239. The reversal of 200001011210220 is 22012110100002.

It is a super-2 number, since 2×2000010112102202 (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 200001011210196 and 200001011210205.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 283337281 + ... + 284042279.

It is an arithmetic number, because the mean of its divisors is an integer number (3197435850000).

Almost surely, 2200001011210220 is an apocalyptic number.

200001011210220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200001011210220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (306953841600000).

200001011210220 is an abundant number, since it is smaller than the sum of its proper divisors (413906671989780).

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

200001011210220 is a wasteful number, since it uses less digits than its factorization.

200001011210220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 707128 (or 707126 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 200001011210220 its reverse (22012110100002), we get a palindrome (222013121310222).

The spelling of 200001011210220 in words is "two hundred trillion, one billion, eleven million, two hundred ten thousand, two hundred twenty".