2102102311 has 2 divisors, whose sum is σ = 2102102312. Its totient is φ = 2102102310.

The previous prime is 2102102293. The next prime is 2102102329. The reversal of 2102102311 is 1132012012.

It is a balanced prime because it is at equal distance from previous prime (2102102293) and next prime (2102102329).

It is a cyclic number.

It is not a de Polignac number, because 2102102311 - 2¹¹ = 2102100263 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2102102291 and 2102102300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2102102351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051051155 + 1051051156.

It is an arithmetic number, because the mean of its divisors is an integer number (1051051156).

Almost surely, 2^2102102311 is an apocalyptic number.

2102102311 is a deficient number, since it is larger than the sum of its proper divisors (1).

2102102311 is an equidigital number, since it uses as much as digits as its factorization.

2102102311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 2102102311 is about 45848.6893051481. The cubic root of 2102102311 is about 1281.0063519375.

Adding to 2102102311 its reverse (1132012012), we get a palindrome (3234114323).

It can be divided in two parts, 210210 and 2311, that added together give a square (212521 = 461²).

The spelling of 2102102311 in words is "two billion, one hundred two million, one hundred two thousand, three hundred eleven".