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100001210002097 is a prime number
BaseRepresentation
bin10110101111001101011000…
…100110010110101010110001
3111010002000121021011000010012
4112233031120212112222301
5101101404434230031342
6552403531025144305
730030564131036165
oct2657153046265261
9433060537130105
10100001210002097
1129955303024708
12b270aa2a8b095
1343a50c5a2cc11
141a9a1277c6ca5
15b863dab33b82
hex5af358996ab1

100001210002097 has 2 divisors, whose sum is σ = 100001210002098. Its totient is φ = 100001210002096.

The previous prime is 100001210002079. The next prime is 100001210002117. The reversal of 100001210002097 is 790200012100001.

Together with previous prime (100001210002079) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81764202030736 + 18237007971361 = 9042356^2 + 4270481^2 .

It is an emirp because it is prime and its reverse (790200012100001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100001210002097 - 218 = 100001209739953 is a prime.

It is not a weakly prime, because it can be changed into another prime (100001210022097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50000605001048 + 50000605001049.

It is an arithmetic number, because the mean of its divisors is an integer number (50000605001049).

Almost surely, 2100001210002097 is an apocalyptic number.

It is an amenable number.

100001210002097 is a deficient number, since it is larger than the sum of its proper divisors (1).

100001210002097 is an equidigital number, since it uses as much as digits as its factorization.

100001210002097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 23.

Adding to 100001210002097 its reverse (790200012100001), we get a palindrome (890201222102098).

The spelling of 100001210002097 in words is "one hundred trillion, one billion, two hundred ten million, two thousand, ninety-seven".