102110210087 has 2 divisors, whose sum is σ = 102110210088. Its totient is φ = 102110210086.

The previous prime is 102110210063. The next prime is 102110210113. The reversal of 102110210087 is 780012011201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102110210087 - 2⁶ = 102110210023 is a prime.

It is a super-2 number, since 2×102110210087² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102110210687) 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, 51055105043 + 51055105044.

It is an arithmetic number, because the mean of its divisors is an integer number (51055105044).

Almost surely, 2^102110210087 is an apocalyptic number.

102110210087 is a deficient number, since it is larger than the sum of its proper divisors (1).

102110210087 is an equidigital number, since it uses as much as digits as its factorization.

102110210087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 23.

Adding to 102110210087 its reverse (780012011201), we get a palindrome (882122221288).

The spelling of 102110210087 in words is "one hundred two billion, one hundred ten million, two hundred ten thousand, eighty-seven".