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2001112001227 is a prime number
BaseRepresentation
bin11101000111101011100…
…100011110101011001011
321002022012221021100212201
4131013223210132223023
5230241234133014402
64131144223021031
7264401264234113
oct35075344365313
97068187240781
102001112001227
11701737612869
122839b443a777
1311691ca57771
146cbd6434043
15370c0934687
hex1d1eb91eacb

2001112001227 has 2 divisors, whose sum is σ = 2001112001228. Its totient is φ = 2001112001226.

The previous prime is 2001112001179. The next prime is 2001112001281. The reversal of 2001112001227 is 7221002111002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2001112001227 - 223 = 2001103612619 is a prime.

It is not a weakly prime, because it can be changed into another prime (2001112001297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000556000613 + 1000556000614.

It is an arithmetic number, because the mean of its divisors is an integer number (1000556000614).

Almost surely, 22001112001227 is an apocalyptic number.

2001112001227 is a deficient number, since it is larger than the sum of its proper divisors (1).

2001112001227 is an equidigital number, since it uses as much as digits as its factorization.

2001112001227 is an evil number, because the sum of its binary digits is even.

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

Adding to 2001112001227 its reverse (7221002111002), we get a palindrome (9222114112229).

The spelling of 2001112001227 in words is "two trillion, one billion, one hundred twelve million, one thousand, two hundred twenty-seven".