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12012111100201 is a prime number
BaseRepresentation
bin1010111011001100100110…
…0111010111100100101001
31120112100100200020201222011
42232303021213113210221
53033301300420201301
641314142044555521
72346563211452362
oct256631147274451
946470320221864
1012012111100201
113911342619723
12142003b852ba1
13691977883474
142d756427ab69
1515c6e12d9a51
hexaecc99d7929

12012111100201 has 2 divisors, whose sum is σ = 12012111100202. Its totient is φ = 12012111100200.

The previous prime is 12012111100177. The next prime is 12012111100229. The reversal of 12012111100201 is 10200111121021.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10476744768400 + 1535366331801 = 3236780^2 + 1239099^2 .

It is a cyclic number.

It is not a de Polignac number, because 12012111100201 - 233 = 12003521165609 is a prime.

It is not a weakly prime, because it can be changed into another prime (12012111100261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6006055550100 + 6006055550101.

It is an arithmetic number, because the mean of its divisors is an integer number (6006055550101).

Almost surely, 212012111100201 is an apocalyptic number.

It is an amenable number.

12012111100201 is a deficient number, since it is larger than the sum of its proper divisors (1).

12012111100201 is an equidigital number, since it uses as much as digits as its factorization.

12012111100201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 12012111100201 its reverse (10200111121021), we get a palindrome (22212222221222).

The spelling of 12012111100201 in words is "twelve trillion, twelve billion, one hundred eleven million, one hundred thousand, two hundred one".