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200001112220 = 225713109890721
BaseRepresentation
bin1011101001000011111…
…1101100100010011100
3201010020102101012011202
42322100333230202130
511234100241042340
6231513525535032
720310133255430
oct2722077544234
9633212335152
10200001112220
1177902460898
1232917b74478
1315b2461b4b0
1499742d09c0
1553085e3c15
hex2e90fec89c

200001112220 has 48 divisors (see below), whose sum is σ = 516925956288. Its totient is φ = 63297054720.

The previous prime is 200001112217. The next prime is 200001112231. The reversal of 200001112220 is 22211100002.

It is a happy number.

It is a congruent number.

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, 54943541 + ... + 54947180.

It is an arithmetic number, because the mean of its divisors is an integer number (10769290756).

Almost surely, 2200001112220 is an apocalyptic number.

200001112220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200001112220 is an abundant number, since it is smaller than the sum of its proper divisors (316924844068).

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

200001112220 is a wasteful number, since it uses less digits than its factorization.

200001112220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109890750 (or 109890748 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 200001112220 its reverse (22211100002), we get a palindrome (222212212222).

The spelling of 200001112220 in words is "two hundred billion, one million, one hundred twelve thousand, two hundred twenty".

Divisors: 1 2 4 5 7 10 13 14 20 26 28 35 52 65 70 91 130 140 182 260 364 455 910 1820 109890721 219781442 439562884 549453605 769235047 1098907210 1428579373 1538470094 2197814420 2857158746 3076940188 3846175235 5714317492 7142896865 7692350470 10000055611 14285793730 15384700940 20000111222 28571587460 40000222444 50000278055 100000556110 200001112220