202010032109 has 2 divisors, whose sum is σ = 202010032110. Its totient is φ = 202010032108.

The previous prime is 202010032097. The next prime is 202010032129. The reversal of 202010032109 is 901230010202.

It is an a-pointer prime, because the next prime (202010032129) can be obtained adding 202010032109 to its sum of digits (20).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 198985582084 + 3024450025 = 446078^2 + 54995^2 .

It is a cyclic number.

It is not a de Polignac number, because 202010032109 - 2¹² = 202010028013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202010032129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101005016054 + 101005016055.

It is an arithmetic number, because the mean of its divisors is an integer number (101005016055).

Almost surely, 2^202010032109 is an apocalyptic number.

It is an amenable number.

202010032109 is a deficient number, since it is larger than the sum of its proper divisors (1).

202010032109 is an equidigital number, since it uses as much as digits as its factorization.

202010032109 is an odious number, because the sum of its binary digits is odd.

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

The spelling of 202010032109 in words is "two hundred two billion, ten million, thirty-two thousand, one hundred nine".