2120003143 has 2 divisors, whose sum is σ = 2120003144. Its totient is φ = 2120003142.

The previous prime is 2120003099. The next prime is 2120003161. The reversal of 2120003143 is 3413000212.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2120003143 - 2¹⁷ = 2119872071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2120003183) 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, 1060001571 + 1060001572.

It is an arithmetic number, because the mean of its divisors is an integer number (1060001572).

Almost surely, 2^2120003143 is an apocalyptic number.

2120003143 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120003143 is an equidigital number, since it uses as much as digits as its factorization.

2120003143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2120003143 is about 46043.4918636717. The cubic root of 2120003143 is about 1284.6322925545.

Adding to 2120003143 its reverse (3413000212), we get a palindrome (5533003355).

The spelling of 2120003143 in words is "two billion, one hundred twenty million, three thousand, one hundred forty-three".