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12188588119 is a prime number
BaseRepresentation
bin10110101100111111…
…10001100001010111
31011110102222102121121
423112133301201113
5144430234304434
65333243424411
7611021201221
oct132637614127
934412872547
1012188588119
11519515a724
122441b25107
1311c3254726
14838aad411
154b50c37b4
hex2d67f1857

12188588119 has 2 divisors, whose sum is σ = 12188588120. Its totient is φ = 12188588118.

The previous prime is 12188588021. The next prime is 12188588123. The reversal of 12188588119 is 91188588121.

It is a strong prime.

It is an emirp because it is prime and its reverse (91188588121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12188588119 - 213 = 12188579927 is a prime.

It is a super-2 number, since 2×121885881192 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12188588129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6094294059 + 6094294060.

It is an arithmetic number, because the mean of its divisors is an integer number (6094294060).

Almost surely, 212188588119 is an apocalyptic number.

12188588119 is a deficient number, since it is larger than the sum of its proper divisors (1).

12188588119 is an equidigital number, since it uses as much as digits as its factorization.

12188588119 is an evil number, because the sum of its binary digits is even.

The product of its digits is 368640, while the sum is 52.

The spelling of 12188588119 in words is "twelve billion, one hundred eighty-eight million, five hundred eighty-eight thousand, one hundred nineteen".