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12000002101 is a prime number
BaseRepresentation
bin10110010110100000…
…11000000000110101
31010222022010021020021
423023100120000311
5144034000031401
65302425405141
7603241222603
oct131320300065
933868107207
1012000002101
1150a876320a
1223aa9397b1
131193165779
1481ba1c873
154a37712a1
hex2cb418035

12000002101 has 2 divisors, whose sum is σ = 12000002102. Its totient is φ = 12000002100.

The previous prime is 12000002093. The next prime is 12000002107. The reversal of 12000002101 is 10120000021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7014230001 + 4985772100 = 83751^2 + 70610^2 .

It is a cyclic number.

It is not a de Polignac number, because 12000002101 - 23 = 12000002093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12000002107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6000001050 + 6000001051.

It is an arithmetic number, because the mean of its divisors is an integer number (6000001051).

Almost surely, 212000002101 is an apocalyptic number.

It is an amenable number.

12000002101 is a deficient number, since it is larger than the sum of its proper divisors (1).

12000002101 is an equidigital number, since it uses as much as digits as its factorization.

12000002101 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 7.

Adding to 12000002101 its reverse (10120000021), we get a palindrome (22120002122).

The spelling of 12000002101 in words is "twelve billion, two thousand, one hundred one".