2106111703 has 2 divisors, whose sum is σ = 2106111704. Its totient is φ = 2106111702.

The previous prime is 2106111671. The next prime is 2106111713. The reversal of 2106111703 is 3071116012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2106111703 - 2⁵ = 2106111671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2106111713) 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, 1053055851 + 1053055852.

It is an arithmetic number, because the mean of its divisors is an integer number (1053055852).

Almost surely, 2^2106111703 is an apocalyptic number.

2106111703 is a deficient number, since it is larger than the sum of its proper divisors (1).

2106111703 is an equidigital number, since it uses as much as digits as its factorization.

2106111703 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 22.

The square root of 2106111703 is about 45892.3926484554. The cubic root of 2106111703 is about 1281.8202664446.

Adding to 2106111703 its reverse (3071116012), we get a palindrome (5177227715).

The spelling of 2106111703 in words is "two billion, one hundred six million, one hundred eleven thousand, seven hundred three".