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212010023287 is a prime number
BaseRepresentation
bin1100010101110011001…
…0000011100101110111
3202021020100021002012201
43011130302003211313
511433144031221122
6241221314325331
721213543315106
oct3053462034567
9667210232181
10212010023287
1181a05149487
1235109889847
1316cb958302a
14a39318c03d
1557aca24a27
hex315cc83977

212010023287 has 2 divisors, whose sum is σ = 212010023288. Its totient is φ = 212010023286.

The previous prime is 212010023209. The next prime is 212010023371. The reversal of 212010023287 is 782320010212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212010023287 - 211 = 212010021239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212010026287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106005011643 + 106005011644.

It is an arithmetic number, because the mean of its divisors is an integer number (106005011644).

Almost surely, 2212010023287 is an apocalyptic number.

212010023287 is a deficient number, since it is larger than the sum of its proper divisors (1).

212010023287 is an equidigital number, since it uses as much as digits as its factorization.

212010023287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 28.

Adding to 212010023287 its reverse (782320010212), we get a palindrome (994330033499).

The spelling of 212010023287 in words is "two hundred twelve billion, ten million, twenty-three thousand, two hundred eighty-seven".