2002102043 has 2 divisors, whose sum is σ = 2002102044. Its totient is φ = 2002102042.

The previous prime is 2002102009. The next prime is 2002102049. The reversal of 2002102043 is 3402012002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2002102043 - 2¹⁰ = 2002101019 is a prime.

It is not a weakly prime, because it can be changed into another prime (2002102049) 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, 1001051021 + 1001051022.

It is an arithmetic number, because the mean of its divisors is an integer number (1001051022).

Almost surely, 2^2002102043 is an apocalyptic number.

2002102043 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002102043 is an equidigital number, since it uses as much as digits as its factorization.

2002102043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 2002102043 is about 44744.8549332770. The cubic root of 2002102043 is about 1260.3622967149.

Adding to 2002102043 its reverse (3402012002), we get a palindrome (5404114045).

The spelling of 2002102043 in words is "two billion, two million, one hundred two thousand, forty-three".