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200120223 = 367995623
BaseRepresentation
bin10111110110110…
…01011110011111
3111221120011100010
423323121132133
5402212321343
631505134303
74646664612
oct1373313637
9457504303
10200120223
11a2a65316
125702a393
13325c9c44
141c814179
151287ed33
hexbed979f

200120223 has 8 divisors (see below), whose sum is σ = 270809728. Its totient is φ = 131422104.

The previous prime is 200120203. The next prime is 200120251. The reversal of 200120223 is 322021002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 200120223 - 25 = 200120191 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200120199 and 200120208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200120203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 497611 + ... + 498012.

It is an arithmetic number, because the mean of its divisors is an integer number (33851216).

Almost surely, 2200120223 is an apocalyptic number.

200120223 is a deficient number, since it is larger than the sum of its proper divisors (70689505).

200120223 is an equidigital number, since it uses as much as digits as its factorization.

200120223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 995693.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 200120223 is about 14146.3855100870. The cubic root of 200120223 is about 584.9207022328.

Adding to 200120223 its reverse (322021002), we get a palindrome (522141225).

The spelling of 200120223 in words is "two hundred million, one hundred twenty thousand, two hundred twenty-three".

Divisors: 1 3 67 201 995623 2986869 66706741 200120223