2010220739809 has 2 divisors, whose sum is σ = 2010220739810. Its totient is φ = 2010220739808.

The previous prime is 2010220739749. The next prime is 2010220739837. The reversal of 2010220739809 is 9089370220102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1172715726400 + 837505013409 = 1082920^2 + 915153^2 .

It is a cyclic number.

It is not a de Polignac number, because 2010220739809 - 2²¹ = 2010218642657 is a prime.

It is not a weakly prime, because it can be changed into another prime (2010220733809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005110369904 + 1005110369905.

It is an arithmetic number, because the mean of its divisors is an integer number (1005110369905).

Almost surely, 2^{2010220739809} is an apocalyptic number.

It is an amenable number.

2010220739809 is a deficient number, since it is larger than the sum of its proper divisors (1).

2010220739809 is an equidigital number, since it uses as much as digits as its factorization.

2010220739809 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 43.

The spelling of 2010220739809 in words is "two trillion, ten billion, two hundred twenty million, seven hundred thirty-nine thousand, eight hundred nine".