2012001443 has 2 divisors, whose sum is σ = 2012001444. Its totient is φ = 2012001442.

The previous prime is 2012001413. The next prime is 2012001457. The reversal of 2012001443 is 3441002102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2012001443 - 2⁶ = 2012001379 is a prime.

It is a super-3 number, since 3×2012001443³ (a number of 29 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (2012001413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006000721 + 1006000722.

It is an arithmetic number, because the mean of its divisors is an integer number (1006000722).

Almost surely, 2^2012001443 is an apocalyptic number.

2012001443 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012001443 is an equidigital number, since it uses as much as digits as its factorization.

2012001443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 2012001443 is about 44855.3390690562. The cubic root of 2012001443 is about 1262.4361708474.

Adding to 2012001443 its reverse (3441002102), we get a palindrome (5453003545).

The spelling of 2012001443 in words is "two billion, twelve million, one thousand, four hundred forty-three".