2022023309 has 2 divisors, whose sum is σ = 2022023310. Its totient is φ = 2022023308.

The previous prime is 2022023257. The next prime is 2022023359. The reversal of 2022023309 is 9033202202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1253514025 + 768509284 = 35405^2 + 27722^2 .

It is a cyclic number.

It is not a de Polignac number, because 2022023309 - 2²⁰ = 2020974733 is a prime.

It is a super-4 number, since 4×2022023309⁴ (a number of 38 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2022023359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1011011654 + 1011011655.

It is an arithmetic number, because the mean of its divisors is an integer number (1011011655).

Almost surely, 2^2022023309 is an apocalyptic number.

It is an amenable number.

2022023309 is a deficient number, since it is larger than the sum of its proper divisors (1).

2022023309 is an equidigital number, since it uses as much as digits as its factorization.

2022023309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 2022023309 is about 44966.9134920332. The cubic root of 2022023309 is about 1264.5287832321.

The spelling of 2022023309 in words is "two billion, twenty-two million, twenty-three thousand, three hundred nine".