102002110009 has 2 divisors, whose sum is σ = 102002110010. Its totient is φ = 102002110008.

The previous prime is 102002109977. The next prime is 102002110019. The reversal of 102002110009 is 900011200201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 89451837225 + 12550272784 = 299085^2 + 112028^2 .

It is a cyclic number.

It is not a de Polignac number, because 102002110009 - 2⁵ = 102002109977 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102002109974 and 102002110001.

It is not a weakly prime, because it can be changed into another prime (102002110019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51001055004 + 51001055005.

It is an arithmetic number, because the mean of its divisors is an integer number (51001055005).

Almost surely, 2^102002110009 is an apocalyptic number.

It is an amenable number.

102002110009 is a deficient number, since it is larger than the sum of its proper divisors (1).

102002110009 is an equidigital number, since it uses as much as digits as its factorization.

102002110009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 16.

The spelling of 102002110009 in words is "one hundred two billion, two million, one hundred ten thousand, nine".