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102111302203 is a prime number
BaseRepresentation
bin101111100011001001…
…1101101001000111011
3100202120022102121101121
41133012103231020323
53133110443132303
6114524223330111
710243261514341
oct1370623551073
9322508377347
10102111302203
113a33a193759
1217958a50937
139824056aa1
144d2960d991
1529c97859bd
hex17c64ed23b

102111302203 has 2 divisors, whose sum is σ = 102111302204. Its totient is φ = 102111302202.

The previous prime is 102111302201. The next prime is 102111302233. The reversal of 102111302203 is 302203111201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102111302203 - 21 = 102111302201 is a prime.

Together with 102111302201, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (102111302201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51055651101 + 51055651102.

It is an arithmetic number, because the mean of its divisors is an integer number (51055651102).

Almost surely, 2102111302203 is an apocalyptic number.

102111302203 is a deficient number, since it is larger than the sum of its proper divisors (1).

102111302203 is an equidigital number, since it uses as much as digits as its factorization.

102111302203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 102111302203 its reverse (302203111201), we get a palindrome (404314413404).

The spelling of 102111302203 in words is "one hundred two billion, one hundred eleven million, three hundred two thousand, two hundred three".