102212002169 has 2 divisors, whose sum is σ = 102212002170. Its totient is φ = 102212002168.

The previous prime is 102212002153. The next prime is 102212002259. The reversal of 102212002169 is 961200212201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98352486544 + 3859515625 = 313612^2 + 62125^2 .

It is a cyclic number.

It is not a de Polignac number, because 102212002169 - 2⁴ = 102212002153 is a prime.

It is a super-2 number, since 2×102212002169² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (102212002769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51106001084 + 51106001085.

It is an arithmetic number, because the mean of its divisors is an integer number (51106001085).

Almost surely, 2^102212002169 is an apocalyptic number.

It is an amenable number.

102212002169 is a deficient number, since it is larger than the sum of its proper divisors (1).

102212002169 is an equidigital number, since it uses as much as digits as its factorization.

102212002169 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 26.

The spelling of 102212002169 in words is "one hundred two billion, two hundred twelve million, two thousand, one hundred sixty-nine".