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10010101202197 is a prime number
BaseRepresentation
bin1001000110101010100010…
…0001101011110100010101
31022102221211011102111021021
42101222220201223310111
52303001141401432242
633142324344521141
72052130432216345
oct221525041536425
938387734374237
1010010101202197
11320a295190808
1211580367801b1
13577c43aba745
142686c48b6d25
151255bbb41b67
hex91aa886bd15

10010101202197 has 2 divisors, whose sum is σ = 10010101202198. Its totient is φ = 10010101202196.

The previous prime is 10010101202173. The next prime is 10010101202201. The reversal of 10010101202197 is 79120210101001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8083138003396 + 1926963198801 = 2843086^2 + 1388151^2 .

It is a cyclic number.

It is not a de Polignac number, because 10010101202197 - 27 = 10010101202069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10010101202137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5005050601098 + 5005050601099.

It is an arithmetic number, because the mean of its divisors is an integer number (5005050601099).

Almost surely, 210010101202197 is an apocalyptic number.

It is an amenable number.

10010101202197 is a deficient number, since it is larger than the sum of its proper divisors (1).

10010101202197 is an equidigital number, since it uses as much as digits as its factorization.

10010101202197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 25.

Adding to 10010101202197 its reverse (79120210101001), we get a palindrome (89130311303198).

The spelling of 10010101202197 in words is "ten trillion, ten billion, one hundred one million, two hundred two thousand, one hundred ninety-seven".