Search a number
-
+
12020202101071 is a prime number
BaseRepresentation
bin1010111011101010101111…
…1000000101100101001111
31120120010020112220011121001
42232322223320011211033
53033414333214213241
641322000555121131
72350300546024243
oct256725370054517
946503215804531
1012020202101071
1139148147a13aa
1214217194431a7
13692666c08c48
142d7ad0a72423
1515ca167ad431
hexaeeabe0594f

12020202101071 has 2 divisors, whose sum is σ = 12020202101072. Its totient is φ = 12020202101070.

The previous prime is 12020202101069. The next prime is 12020202101077. The reversal of 12020202101071 is 17010120202021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12020202101071 - 21 = 12020202101069 is a prime.

Together with 12020202101069, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12020202101077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6010101050535 + 6010101050536.

It is an arithmetic number, because the mean of its divisors is an integer number (6010101050536).

Almost surely, 212020202101071 is an apocalyptic number.

12020202101071 is a deficient number, since it is larger than the sum of its proper divisors (1).

12020202101071 is an equidigital number, since it uses as much as digits as its factorization.

12020202101071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 19.

Adding to 12020202101071 its reverse (17010120202021), we get a palindrome (29030322303092).

The spelling of 12020202101071 in words is "twelve trillion, twenty billion, two hundred two million, one hundred one thousand, seventy-one".