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102212110223 is a prime number
BaseRepresentation
bin101111100110001010…
…0010000011110001111
3100202211100010011222222
41133030110100132033
53133312300011343
6114542224125555
710245624413306
oct1371424203617
9322740104888
10102212110223
113a391087273
12179867668bb
13983bbc12c2
144d38b7143d
1529d3549a68
hex17cc51078f

102212110223 has 2 divisors, whose sum is σ = 102212110224. Its totient is φ = 102212110222.

The previous prime is 102212110201. The next prime is 102212110229. The reversal of 102212110223 is 322011212201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102212110223 - 234 = 85032241039 is a prime.

It is a super-2 number, since 2×1022121102232 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102212110229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51106055111 + 51106055112.

It is an arithmetic number, because the mean of its divisors is an integer number (51106055112).

Almost surely, 2102212110223 is an apocalyptic number.

102212110223 is a deficient number, since it is larger than the sum of its proper divisors (1).

102212110223 is an equidigital number, since it uses as much as digits as its factorization.

102212110223 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 17.

Adding to 102212110223 its reverse (322011212201), we get a palindrome (424223322424).

The spelling of 102212110223 in words is "one hundred two billion, two hundred twelve million, one hundred ten thousand, two hundred twenty-three".