2142103043 has 2 divisors, whose sum is σ = 2142103044. Its totient is φ = 2142103042.

The previous prime is 2142102983. The next prime is 2142103057. The reversal of 2142103043 is 3403012412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2142103043 - 2¹⁰ = 2142102019 is a prime.

It is not a weakly prime, because it can be changed into another prime (2142103543) 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, 1071051521 + 1071051522.

It is an arithmetic number, because the mean of its divisors is an integer number (1071051522).

Almost surely, 2^2142103043 is an apocalyptic number.

2142103043 is a deficient number, since it is larger than the sum of its proper divisors (1).

2142103043 is an equidigital number, since it uses as much as digits as its factorization.

2142103043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 2142103043 is about 46282.8590625082. The cubic root of 2142103043 is about 1289.0807390319.

Adding to 2142103043 its reverse (3403012412), we get a palindrome (5545115455).

The spelling of 2142103043 in words is "two billion, one hundred forty-two million, one hundred three thousand, forty-three".