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201210212200 = 23522274431943
BaseRepresentation
bin1011101101100100010…
…0000010111101101000
3201020100200111211112111
42323121010002331220
511244034303242300
6232233521052104
720352114404314
oct2733104027550
9636320454474
10201210212200
1178372a12578
1232bb4a87034
1315c87c7a97a
149a4ab0cb44
15537982a9ba
hex2ed9102f68

201210212200 has 48 divisors (see below), whose sum is σ = 469874702880. Its totient is φ = 80129511360.

The previous prime is 201210212197. The next prime is 201210212239. The reversal of 201210212200 is 2212012102.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2170572 + ... + 2261371.

It is an arithmetic number, because the mean of its divisors is an integer number (9789056310).

Almost surely, 2201210212200 is an apocalyptic number.

201210212200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201210212200 is an abundant number, since it is smaller than the sum of its proper divisors (268664490680).

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

201210212200 is a wasteful number, since it uses less digits than its factorization.

201210212200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4432186 (or 4432177 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 201210212200 its reverse (2212012102), we get a palindrome (203422224302).

The spelling of 201210212200 in words is "two hundred one billion, two hundred ten million, two hundred twelve thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 227 454 908 1135 1816 2270 4540 5675 9080 11350 22700 45400 4431943 8863886 17727772 22159715 35455544 44319430 88638860 110798575 177277720 221597150 443194300 886388600 1006051061 2012102122 4024204244 5030255305 8048408488 10060510610 20121021220 25151276525 40242042440 50302553050 100605106100 201210212200