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12002000111 is a prime number
BaseRepresentation
bin10110010110101111…
…11111110011101111
31010222102212202222122
423023113333303233
5144040003000421
65302540303155
7603264213653
oct131327776357
933872782878
1012002000111
1150a98a8362
1223ab541abb
1311936b501a
1481bdbca63
154a3a182ab
hex2cb5ffcef

12002000111 has 2 divisors, whose sum is σ = 12002000112. Its totient is φ = 12002000110.

The previous prime is 12002000099. The next prime is 12002000167. The reversal of 12002000111 is 11100020021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12002000111 - 226 = 11934891247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12002000711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6001000055 + 6001000056.

It is an arithmetic number, because the mean of its divisors is an integer number (6001000056).

Almost surely, 212002000111 is an apocalyptic number.

12002000111 is a deficient number, since it is larger than the sum of its proper divisors (1).

12002000111 is an equidigital number, since it uses as much as digits as its factorization.

12002000111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 12002000111 its reverse (11100020021), we get a palindrome (23102020132).

The spelling of 12002000111 in words is "twelve billion, two million, one hundred eleven", and thus it is an aban number.