2020220001209 has 2 divisors, whose sum is σ = 2020220001210. Its totient is φ = 2020220001208.

The previous prime is 2020220001187. The next prime is 2020220001223. The reversal of 2020220001209 is 9021000220202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1866734701225 + 153485299984 = 1366285^2 + 391772^2 .

It is a cyclic number.

It is not a de Polignac number, because 2020220001209 - 2¹² = 2020219997113 is a prime.

It is a super-2 number, since 2×2020220001209² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2020220001299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010110000604 + 1010110000605.

It is an arithmetic number, because the mean of its divisors is an integer number (1010110000605).

Almost surely, 2^{2020220001209} is an apocalyptic number.

It is an amenable number.

2020220001209 is a deficient number, since it is larger than the sum of its proper divisors (1).

2020220001209 is an equidigital number, since it uses as much as digits as its factorization.

2020220001209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 20.

The spelling of 2020220001209 in words is "two trillion, twenty billion, two hundred twenty million, one thousand, two hundred nine".