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2022204209 is a prime number
BaseRepresentation
bin111100010001000…
…0110001100110001
312012221010121200012
41320202012030301
513120141013314
6532354504305
7101053311044
oct17042061461
95187117605
102022204209
11948532a53
12485295095
13262c4cb4c
141527d8c5b
15bc7eb93e
hex78886331

2022204209 has 2 divisors, whose sum is σ = 2022204210. Its totient is φ = 2022204208.

The previous prime is 2022204199. The next prime is 2022204211. The reversal of 2022204209 is 9024022202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1926946609 + 95257600 = 43897^2 + 9760^2 .

It is a cyclic number.

It is not a de Polignac number, because 2022204209 - 24 = 2022204193 is a prime.

Together with 2022204211, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2022204259) 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, 1011102104 + 1011102105.

It is an arithmetic number, because the mean of its divisors is an integer number (1011102105).

Almost surely, 22022204209 is an apocalyptic number.

It is an amenable number.

2022204209 is a deficient number, since it is larger than the sum of its proper divisors (1).

2022204209 is an equidigital number, since it uses as much as digits as its factorization.

2022204209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 2022204209 is about 44968.9249259975. The cubic root of 2022204209 is about 1264.5664923977.

The spelling of 2022204209 in words is "two billion, twenty-two million, two hundred four thousand, two hundred nine".