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13242125111 is a prime number
BaseRepresentation
bin11000101010100101…
…01100101100110111
31021011212101122200012
430111102230230313
5204104441000421
610030000410435
7646103130515
oct142522545467
937155348605
1013242125111
11568591a656
122696916a1b
1313305b7bb7
148d89954b5
1552782c95b
hex3154acb37

13242125111 has 2 divisors, whose sum is σ = 13242125112. Its totient is φ = 13242125110.

The previous prime is 13242125033. The next prime is 13242125119. The reversal of 13242125111 is 11152124231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13242125111 - 214 = 13242108727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13242125119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6621062555 + 6621062556.

It is an arithmetic number, because the mean of its divisors is an integer number (6621062556).

Almost surely, 213242125111 is an apocalyptic number.

13242125111 is a deficient number, since it is larger than the sum of its proper divisors (1).

13242125111 is an equidigital number, since it uses as much as digits as its factorization.

13242125111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 480, while the sum is 23.

Adding to 13242125111 its reverse (11152124231), we get a palindrome (24394249342).

The spelling of 13242125111 in words is "thirteen billion, two hundred forty-two million, one hundred twenty-five thousand, one hundred eleven".