102212030009 has 2 divisors, whose sum is σ = 102212030010. Its totient is φ = 102212030008.

The previous prime is 102212029991. The next prime is 102212030023. The reversal of 102212030009 is 900030212201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 94170424384 + 8041605625 = 306872^2 + 89675^2 .

It is a cyclic number.

It is not a de Polignac number, because 102212030009 - 2⁸ = 102212029753 is a prime.

It is not a weakly prime, because it can be changed into another prime (102212030099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51106015004 + 51106015005.

It is an arithmetic number, because the mean of its divisors is an integer number (51106015005).

Almost surely, 2^102212030009 is an apocalyptic number.

It is an amenable number.

102212030009 is a deficient number, since it is larger than the sum of its proper divisors (1).

102212030009 is an equidigital number, since it uses as much as digits as its factorization.

102212030009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 20.

The spelling of 102212030009 in words is "one hundred two billion, two hundred twelve million, thirty thousand, nine".