100210069 has 2 divisors, whose sum is σ = 100210070. Its totient is φ = 100210068.

The previous prime is 100210067. The next prime is 100210147. The reversal of 100210069 is 960012001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79869969 + 20340100 = 8937^2 + 4510^2 .

It is a cyclic number.

It is not a de Polignac number, because 100210069 - 2¹ = 100210067 is a prime.

It is a super-2 number, since 2×100210069² = 20084115857969522, which contains 22 as substring.

Together with 100210067, 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 (100210067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50105034 + 50105035.

It is an arithmetic number, because the mean of its divisors is an integer number (50105035).

Almost surely, 2^100210069 is an apocalyptic number.

It is an amenable number.

100210069 is a deficient number, since it is larger than the sum of its proper divisors (1).

100210069 is an equidigital number, since it uses as much as digits as its factorization.

100210069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 100210069 is about 10010.4979396631. The cubic root of 100210069 is about 464.4836740141.

The spelling of 100210069 in words is "one hundred million, two hundred ten thousand, sixty-nine".