2143103311 has 2 divisors, whose sum is σ = 2143103312. Its totient is φ = 2143103310.

The previous prime is 2143103279. The next prime is 2143103323. The reversal of 2143103311 is 1133013412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2143103311 - 2⁵ = 2143103279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2143103341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1071551655 + 1071551656.

It is an arithmetic number, because the mean of its divisors is an integer number (1071551656).

Almost surely, 2^2143103311 is an apocalyptic number.

2143103311 is a deficient number, since it is larger than the sum of its proper divisors (1).

2143103311 is an equidigital number, since it uses as much as digits as its factorization.

2143103311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 2143103311 is about 46293.6638321056. The cubic root of 2143103311 is about 1289.2813558303.

Adding to 2143103311 its reverse (1133013412), we get a palindrome (3276116723).

The spelling of 2143103311 in words is "two billion, one hundred forty-three million, one hundred three thousand, three hundred eleven".