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200201010220 = 225101479206909
BaseRepresentation
bin1011101001110011101…
…0001111110000101100
3201010202100112001200101
42322130322033300230
511240002424311340
6231545430240444
720315111336431
oct2723472176054
9633670461611
10200201010220
11779a5284152
1232972ab6124
1315b56b6b233
149992a87b88
15531ae2cc9a
hex2e9ce8fc2c

200201010220 has 48 divisors (see below), whose sum is σ = 425473171200. Its totient is φ = 79121619200.

The previous prime is 200201010211. The next prime is 200201010257. The reversal of 200201010220 is 22010102002.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 200201010197 and 200201010206.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 864126 + ... + 1071034.

It is an arithmetic number, because the mean of its divisors is an integer number (8864024400).

Almost surely, 2200201010220 is an apocalyptic number.

200201010220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200201010220 is an abundant number, since it is smaller than the sum of its proper divisors (225272160980).

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

200201010220 is a wasteful number, since it uses less digits than its factorization.

200201010220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207498 (or 207496 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 200201010220 its reverse (22010102002), we get a palindrome (222211112222).

The spelling of 200201010220 in words is "two hundred billion, two hundred one million, ten thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 101 202 404 479 505 958 1010 1916 2020 2395 4790 9580 48379 96758 193516 206909 241895 413818 483790 827636 967580 1034545 2069090 4138180 20897809 41795618 83591236 99109411 104489045 198218822 208978090 396437644 417956180 495547055 991094110 1982188220 10010050511 20020101022 40040202044 50050252555 100100505110 200201010220