100210120200209 has 2 divisors, whose sum is σ = 100210120200210. Its totient is φ = 100210120200208.

The previous prime is 100210120200193. The next prime is 100210120200233. The reversal of 100210120200209 is 902002021012001.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57690526503184 + 42519593697025 = 7595428^2 + 6520705^2 .

It is a cyclic number.

It is not a de Polignac number, because 100210120200209 - 2⁴ = 100210120200193 is a prime.

It is not a weakly prime, because it can be changed into another prime (100210120209209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50105060100104 + 50105060100105.

It is an arithmetic number, because the mean of its divisors is an integer number (50105060100105).

Almost surely, 2^{100210120200209} is an apocalyptic number.

It is an amenable number.

100210120200209 is a deficient number, since it is larger than the sum of its proper divisors (1).

100210120200209 is an equidigital number, since it uses as much as digits as its factorization.

100210120200209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 20.

The spelling of 100210120200209 in words is "one hundred trillion, two hundred ten billion, one hundred twenty million, two hundred thousand, two hundred nine".