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102212130271 is a prime number
BaseRepresentation
bin101111100110001010…
…0010101010111011111
3100202211100011012111111
41133030110111113133
53133312301132041
6114542224402451
710245624525616
oct1371424252737
9322740135444
10102212130271
113a3910a0339
1217986776427
13983bbca474
144d38b7887d
1529d3550981
hex17cc5155df

102212130271 has 2 divisors, whose sum is σ = 102212130272. Its totient is φ = 102212130270.

The previous prime is 102212130211. The next prime is 102212130323. The reversal of 102212130271 is 172031212201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102212130271 - 29 = 102212129759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102212130211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51106065135 + 51106065136.

It is an arithmetic number, because the mean of its divisors is an integer number (51106065136).

Almost surely, 2102212130271 is an apocalyptic number.

102212130271 is a deficient number, since it is larger than the sum of its proper divisors (1).

102212130271 is an equidigital number, since it uses as much as digits as its factorization.

102212130271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 22.

Adding to 102212130271 its reverse (172031212201), we get a palindrome (274243342472).

The spelling of 102212130271 in words is "one hundred two billion, two hundred twelve million, one hundred thirty thousand, two hundred seventy-one".