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13010122061 is a prime number
BaseRepresentation
bin11000001110111011…
…01011010101001101
31020120200211200022122
430013131223111031
5203121042401221
65550552022325
7640255133006
oct140735532515
936520750278
1013010122061
1155769692a2
1226310919a5
1312c4506ca1
148b5c421ad
155122a0eab
hex30776b54d

13010122061 has 2 divisors, whose sum is σ = 13010122062. Its totient is φ = 13010122060.

The previous prime is 13010122043. The next prime is 13010122133. The reversal of 13010122061 is 16022101031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12164766436 + 845355625 = 110294^2 + 29075^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13010122061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13010125061) 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, 6505061030 + 6505061031.

It is an arithmetic number, because the mean of its divisors is an integer number (6505061031).

Almost surely, 213010122061 is an apocalyptic number.

It is an amenable number.

13010122061 is a deficient number, since it is larger than the sum of its proper divisors (1).

13010122061 is an equidigital number, since it uses as much as digits as its factorization.

13010122061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 13010122061 its reverse (16022101031), we get a palindrome (29032223092).

The spelling of 13010122061 in words is "thirteen billion, ten million, one hundred twenty-two thousand, sixty-one".