102010120999 has 2 divisors, whose sum is σ = 102010121000. Its totient is φ = 102010120998.

The previous prime is 102010120997. The next prime is 102010121027. The reversal of 102010120999 is 999021010201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102010120999 - 2¹ = 102010120997 is a prime.

Together with 102010120997, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102010120997) 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, 51005060499 + 51005060500.

It is an arithmetic number, because the mean of its divisors is an integer number (51005060500).

Almost surely, 2^102010120999 is an apocalyptic number.

102010120999 is a deficient number, since it is larger than the sum of its proper divisors (1).

102010120999 is an equidigital number, since it uses as much as digits as its factorization.

102010120999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 34.

The spelling of 102010120999 in words is "one hundred two billion, ten million, one hundred twenty thousand, nine hundred ninety-nine".