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220001202012200 = 23527157143715723
BaseRepresentation
bin110010000001011100000101…
…011111110000000000101000
31001211221220120000220002222112
4302001130011133300000220
5212313444430203342300
62055523053522541452
764224363606305240
oct6201340537600050
91054856500802875
10220001202012200
116410aa931309a4
1220811859507888
13959b0415bcc2b
143c48187776b20
151a67b0970be35
hexc817057f0028

220001202012200 has 48 divisors (see below), whose sum is σ = 584574622493280. Its totient is φ = 75428983546560.

The previous prime is 220001202012149. The next prime is 220001202012209. The reversal of 220001202012200 is 2210202100022.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (220001202012209) 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, 78571856462 + ... + 78571859261.

It is an arithmetic number, because the mean of its divisors is an integer number (12178637968610).

Almost surely, 2220001202012200 is an apocalyptic number.

220001202012200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220001202012200 is an abundant number, since it is smaller than the sum of its proper divisors (364573420481080).

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

220001202012200 is a wasteful number, since it uses less digits than its factorization.

220001202012200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157143715746 (or 157143715737 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 220001202012200 its reverse (2210202100022), we get a palindrome (222211404112222).

The spelling of 220001202012200 in words is "two hundred twenty trillion, one billion, two hundred two million, twelve thousand, two hundred".

Divisors: 1 2 4 5 7 8 10 14 20 25 28 35 40 50 56 70 100 140 175 200 280 350 700 1400 157143715723 314287431446 628574862892 785718578615 1100006010061 1257149725784 1571437157230 2200012020122 3142874314460 3928592893075 4400024040244 5500030050305 6285748628920 7857185786150 8800048080488 11000060100610 15714371572300 22000120201220 27500150251525 31428743144600 44000240402440 55000300503050 110000601006100 220001202012200