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12102303133 is a prime number
BaseRepresentation
bin10110100010101101…
…00111110110011101
31011020102121200212101
423101112213312131
5144241142200013
65320522205101
7605622610414
oct132126476635
934212550771
1012102303133
115150486518
122419053791
1311ab40371b
1482b44c47b
154ac72c8dd
hex2d15a7d9d

12102303133 has 2 divisors, whose sum is σ = 12102303134. Its totient is φ = 12102303132.

The previous prime is 12102303121. The next prime is 12102303263. The reversal of 12102303133 is 33130320121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8612211204 + 3490091929 = 92802^2 + 59077^2 .

It is a cyclic number.

It is not a de Polignac number, because 12102303133 - 221 = 12100205981 is a prime.

It is a super-2 number, since 2×121023031332 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12102303133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12102393133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6051151566 + 6051151567.

It is an arithmetic number, because the mean of its divisors is an integer number (6051151567).

Almost surely, 212102303133 is an apocalyptic number.

It is an amenable number.

12102303133 is a deficient number, since it is larger than the sum of its proper divisors (1).

12102303133 is an equidigital number, since it uses as much as digits as its factorization.

12102303133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 12102303133 its reverse (33130320121), we get a palindrome (45232623254).

The spelling of 12102303133 in words is "twelve billion, one hundred two million, three hundred three thousand, one hundred thirty-three".