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BaseRepresentation
bin11000111100111011
312012012022
4120330323
511232303
62105055
7603653
oct307473
9165168
10102203
116a872
124b18b
133769a
1429363
1520438
hex18f3b

102203 has 2 divisors, whose sum is σ = 102204. Its totient is φ = 102202.

The previous prime is 102199. The next prime is 102217. The reversal of 102203 is 302201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102203 - 22 = 102199 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (102233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51101 + 51102.

It is an arithmetic number, because the mean of its divisors is an integer number (51102).

2102203 is an apocalyptic number.

102203 is a deficient number, since it is larger than the sum of its proper divisors (1).

102203 is an equidigital number, since it uses as much as digits as its factorization.

102203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 8.

The square root of 102203 is about 319.6920393128. The cubic root of 102203 is about 46.7542629111.

Adding to 102203 its reverse (302201), we get a palindrome (404404).

It can be divided in two parts, 102 and 203, that multiplied together give a triangular number (20706 = T203).

The spelling of 102203 in words is "one hundred two thousand, two hundred three", and thus it is an iban number.