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102212001223 is a prime number
BaseRepresentation
bin101111100110001001…
…1110101110111000111
3100202211022220122110221
41133030103311313013
53133312233014343
6114542221525211
710245623450443
oct1371423656707
9322738818427
10102212001223
113a391012392
1217986713807
13983bb837c7
144d38b43823
1529d35275ed
hex17cc4f5dc7

102212001223 has 2 divisors, whose sum is σ = 102212001224. Its totient is φ = 102212001222.

The previous prime is 102212001217. The next prime is 102212001239. The reversal of 102212001223 is 322100212201.

It is a happy number.

It is an a-pointer prime, because the next prime (102212001239) can be obtained adding 102212001223 to its sum of digits (16).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102212001223 - 217 = 102211870151 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102212001197 and 102212001206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102212001523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51106000611 + 51106000612.

It is an arithmetic number, because the mean of its divisors is an integer number (51106000612).

Almost surely, 2102212001223 is an apocalyptic number.

102212001223 is a deficient number, since it is larger than the sum of its proper divisors (1).

102212001223 is an equidigital number, since it uses as much as digits as its factorization.

102212001223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 102212001223 its reverse (322100212201), we get a palindrome (424312213424).

The spelling of 102212001223 in words is "one hundred two billion, two hundred twelve million, one thousand, two hundred twenty-three".