102110069 has 2 divisors, whose sum is σ = 102110070. Its totient is φ = 102110068.

The previous prime is 102110051. The next prime is 102110081. The reversal of 102110069 is 960011201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62884900 + 39225169 = 7930^2 + 6263^2 .

It is an emirp because it is prime and its reverse (960011201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 102110069 - 2¹² = 102105973 is a prime.

It is a super-2 number, since 2×102110069² = 20852932382369522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 102110069.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102110039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51055034 + 51055035.

It is an arithmetic number, because the mean of its divisors is an integer number (51055035).

Almost surely, 2^102110069 is an apocalyptic number.

It is an amenable number.

102110069 is a deficient number, since it is larger than the sum of its proper divisors (1).

102110069 is an equidigital number, since it uses as much as digits as its factorization.

102110069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 20.

The square root of 102110069 is about 10104.9526965741. The cubic root of 102110069 is about 467.4008773042.

The spelling of 102110069 in words is "one hundred two million, one hundred ten thousand, sixty-nine".